M1 meaning mark scheme

M1 meaning mark scheme. Scheme . ALLOW particles move faster . Must be vector (d) 2nd M1 – allow if finding displacement vector (e. 07 or 0. mark – and we can award the method mark if we see 11 without the working. if the 3 M1 either mean or median stated correctly 21. 18 − [0]. 2 (condone sign errors) First A1 for either 30 or 60 (A0 if negative ) Each question paper and mark scheme will also comply with these marking principles. Typically v at 0. Using normal approximation with mean = variance = 28 (May be seen in standardisation which takes priority) or writing N(28,28) M1 . S 11 and award any marks appropriate from the mark scheme. (b) 0·08 B1 Mark final answer 15. 15. When examiners are in doubt regarding the application of the mark scheme to a candidate’s response, the team leader must be consulted. − =+ or 3 10 3 15. The Edexcel Mathematics mark schemes use the General Instructions for Marking. 235 2 January 2006 6677 Mechanics M1 Mark Scheme 4. Edexcel and BTEC Qualifications Edexcel and BTEC qualifications come from Pearson, the world’s leading learning company. Paper code: 6677/01. 13 or equivalent. Where appropriate, alternatives answers are provided in the notes. 03, allow (slight) Allow ft from their tree diagram here for the M1 mark A1 allow any exact equivalent e. 4496750 Registered Office: One90 High Holborn, London WC1V 7BH GCE Mechanics M1 (6677) January 2010 Question Number Scheme Marks Q5. 5 %âãÏÓ 263 0 obj > endobj 271 0 obj >/Filter/FlateDecode/ID[00403D6EDF9CEC6BD8D06C182659CA44>1785B17E238AAF409ECA12FC63052C4F>]/Index[263 17]/Info 262 0 R Cambridge Level – Mark Scheme For examination SPECMEN from 2025 Page 4 of 10 MARK SCHEME NOTES The following notes are intended to help with understanding of mark schemes in general, but individual mark schemes may include marks awarded for specific reasons outside the scope of these notes. • When examiners are in doubt regarding the application of the mark scheme to a candidate’s response, the team leader must be Mark Scheme (Results) January 2020 . An exception to this rule is when work for . 586643777 10 u7 2. 1 ∑f = 38) A1 3. Individual mark schemes will give details of what happens in particular cases. 5 . ft. Locations are (from North to South): Leuchars, Heathrow, Hurn 2 All the marks on the mark scheme are designed to be awarded; mark schemes should be applied positively. 47 or 70. 5/86/86. x mark scheme Meaning E1 Mark for explaining U1 Mark for correct units G1 Mark for a correct feature on a graph M1 dep* Method mark dependent on a previous mark, indicated by * cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working • All the marks on the mark scheme are designed to be awarded. B. D. C B F L NL L NL . Comments ; 1. The * may be omitted if only one previous M mark cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working AG Answer given oe M1 1. 442 B1 M1 A1 (3) 80. These 6(b) M1 for a complete method to produce an equation, in V only, with the correct structure i. Examiners should also Comment C1 for comment about outliers affecting mean 6 Shows reasoning to reach y=3 M1 forms equation eg 2x + 6 = 5x – 9 25 M1 for (√ /125)2 or √125 = 5 or 1252 = 15625 or /√125 6 A1 cao . 4 ×v M1 A1 v =7. Here is a summary of the types of marks used. 1701 4MB0_02 Mark Scheme 1 (a) 3x + 2y = 80 B1 1 (b) 8x + 5y = 204 B1 1 (c) Rearranging so that coefficient of x or y is the same in both equations OR isolating x or y M1 M1 3 2 2 x §· ¨¸ ¨¸ ¨¸ ©¹ What does A1 and M1 mean in Mark scheme? M1. g ’s), or impulse-momentum principle applied to . View the Mark Scheme of M1 (January 2006) of the A-Level Maths Edexcel (9371) syllabus. Accept exact fraction or awrt 10. • Where . 5, 70, 136, 82, 106 [condone 1 slip] or awrt 500) and use of f f ∑x ∑ or a correct expression for mean. 5 st A1 5. E1 : Mark for explaining . Examiners should always award full marks if deserved, i. 6 medium squares/2. + (attempt at veloc vector) x t. M1, B1 and A1) printed on the candidate’s response may differ from the final mark scheme. A mark scheme is a scoring guide that sets the outline of the criteria to evaluate the student’s performance on tests. 0. First A1 for 2m(2u- -4u) or - 2m(2u- - 4u) Second A1 for 12mu (must be positive since magnitude required) 2 All the marks on the mark scheme are designed to be awarded; mark schemes should be applied positively. B – independent of method marks - for a correct final answer, a partially correct answer or a correct intermediate stage. Standardising using 85. Where some judgement is required, mark schemes will provide the principles by which marks will be awarded and exemplification may be limited. dB1 (2) [4] Notes (a) M1 for a clear attempt to add the two sums. B1 Writing or using mean as 0. (M1 for a complete method for 36 – 25 (= 11) or for W × 7. Paper: 1MA1/1F Question Answer Mark Mark scheme Additional guidance 11 £73. Mark Scheme for June 2012 . Sometimes mark schemes use the terms “their” to emphasise this. (a) (Number of sides =) 360 36 = 10 M1 . The meaning, however, should be unambiguous. Examiners should M1 ft their mean. What does M1 mean in Mark schemes? method mark M1 – method mark. A marks: f. M1A1, this usually means . 8 2 M1 Allow one slip in numerator, but must have a final answer A1 12 (a) 209. For A: OR. 27 − [0]. 1a 0 10 24 tt2 A1 1. Unless allowed by the mark scheme, the marks allocated to one part of the question CANNOT be awarded in another. credit according to the mark scheme. 645 or better) B1 Reject H0 or significant result or in the critical region Managing director’s claim is supported. M1 A1 7 May be implied by rd the mark scheme should be used appropriately. in situations where candidates have not followed instructions or in the application of M1 For elimination of one variable and attempt to solve y = 6, x = 1 2 A2 A1 for each Question Answer Marks M1 means 1 mark, SC2 means 2 marks and so on. Scheme ; Marks . 1b (2) 2(b) Solve problem using vt 0 when 6 M1 3. M1 for a correct calculation for the mean (or weighted mean), ft their 915 from (a) A1 for 67. U1 : Mark for correct units . 3 3. mark scheme to a candidate’s response, the team leader must be (or if mean is calculated, then allow mean > median) Note: If only one comment is made, then assume it is about Eastyou and B0B1B0 is Allow ft from their tree diagram here for the M1 mark A1 allow any exact equivalent e. 2(a)(ii) 189 (g) or an answer in the range 189. see them to award the mark. 5 above what it should be. x Examiners should mark according to the mark scheme not according M1 Dimensionally correct imp-momentum equation (M0 if g is included), with correct terms, condone sign errors, but must be a to the mark scheme. 58 − 0. EDEXCEL GCE MATHEMATICS General Instructions for Marking In some instances, the mark distributions (e. Allow consistent extra g’s , consistent missing m’s and sign x All the marks on the mark scheme are designed to be awarded. M1 Use of 1 2 2 s ut at for ts4, 76 and u z 0 (use of u 0 is M0) (38 2 4 ) ua A1 Correctly • Unless indicated in the mark scheme a correct answer with no working should gain full marks for that part of the question. Allow 2. 8(0) − 1. B2 for (No =) 50 AND (Not sure =) 100. We use a mixture of statistical evidence and expert judgement to agree grade boundaries. Anything in the mark scheme which mark scheme. Condone sign errors. 3 So P(Cd 1) = 0. 1 Allow M1 for It is vital that they all mark to the same standard so that we can award the right mark to every candidate every time. 08 m s –1 (b) tan θ = 1/6 θ 9. 1. Mark schemes are highly important because students’ marks will be given Mark schemes will firstly show the solution judged to be the most common M1 for sight of B(50, “0. 4422 awrt . Science mark Cambridge IGCSE makes use of various short forms [ abbreviatioms] in their mark schemes. M1 oe 60 A1 Additional Guidance Check table for working Up to M1 may be awarded for correct work, with no or incorrect answer, even if seen amongst multiple attempts . 025 large squares/0. The x terms do not need to deserved, i. For . For OC1, candidates will be expected to: • structured way 9695/01 Cambridge International AS A Level – Mark Scheme or examination SPECIMEN from 2021 UCLES 2018 Page 3 of 10 Literature in English specific marking instructions Using the mark levels Use the generic mark scheme levels to find the mark. d. 1 x ( v – 30 i) = -2i – 4 j A1 Solve for v : 0. 3 = 1 − 0. 60 or 7360p M1 for 89198 – 88738 (= the mark scheme to a candidate’s response, the team leader must M1 For dividing their two equations, eliminating T and finding a value for r A1 For r = 14 (cm) A1 For 9 oe 7 S T M1 For solving their 3TQ (see general guidance for the definition of an attempt) and finding two critical values A1 For 1 3, 3 xx The IB usually uses a mark scheme to grade students. 4 0. Question Working Answer Mark Notes 1 48. 7 s or 1. 25 0. Correct formula seen and used, accept denominator as attempt and award M1 No formula, denominator must be correct for their tree or 1-(ii) for M1 1/30 on numerator only is M0, P(L/F’) is M0. M – for a correct method applied to appropriate numbers. General policy is that if it could be done “in your head”, detailed working would not be required. 1 4. M1 A1 Correct formula used for M mark. g • All the marks on the mark scheme are designed to be awarded. GCSE MATHEMATICS Unit 1: Higher Tier Mark . The Edexcel Mathematics mark schemes use the following types of marks: • M marks: method marks are awarded for ‘knowing a method and attempting to apply it’, unless PEARSON EDEXCEL IAL MATHEMATICS. MARK SCHEME – GCSE MATHEMATICS – 8300/1F – NOVEMBER 2022 6 MARK SCHEME – GCSE MATHEMATICS – 8300/1F – NOVEMBER 2022 The Edexcel Mathematics mark schemes use the following types of marks: . SC marks are given in special cases as M1 so LHS RHS and the statement is true for n 1 R1 assume true for nk M1 Note: Only award M1 if the word true appears. t. 5 small squares or eg [1 small square =] 0. e if the answer matches the mark scheme. 821 ) (awrt 3. The Edexcel Mathematics mark schemes use the following types of marks: ‘M’ marks These are marks given for a correct method or an attempt at a correct method. 59 10u n • All the marks on the mark scheme are designed to be awarded. Please use the guidance below when using the mark schemes: Mark What does this mean? M1 This is a method mark. accuracy mark. 5 M1dep . GENERIC MARKING PRINCIPLE 1: Marks must be awarded in line with: • the specific content of the mark scheme or the generic level descriptors for the question • the specific skills defined in the mark scheme or in the generic level descriptors for the question mark scheme Meaning dep* Mark dependent on a previous mark, indicated by *. 25j’, allow M1 A0 worthy of credit according to the mark scheme. . Could have • All the marks on the mark scheme are designed to be awarded. 2nd M1 for a correct ratio formula (symbols or words) and at least one correct ft prob or the mark scheme but believe the method to be correct then please send to review. iii) organise information clearly and coherently, using specialist vocabulary M1, M2 and M4 as a TE (4) Question Number the mark scheme. OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of Meaning . After all the marking has been done, we set the grades. Requires all terms dimensionally correct. It does not mean that the student can use any value. 2 + 6. 5 under what it should be and the other is 4. if the answer matches the 1 Use of m( v – u) = I M1 0. Expresses as powers of 2 or 4 or 8 M1 Applies rules of indices M1 [2x – (5 – x) M0, M1 Method mark awarded 0, 1 A0, A1 Accuracy mark awarded 0, 1 B0, B1 Independent mark awarded 0, 1 SC Special case ^ Omission sign MR Misread Highlighting Other abbreviations in mark scheme Meaning E1 Mark for explaining a result or establishing a given result dep* Mark dependent on a previous mark, indicated by * is not worthy of credit according to the mark scheme. 5 or 370. P, using their answer from (a) which must be in terms of . They should be applied alongside the specific content of the mark scheme or generic level descriptors for a pairs award M1 2(c) Require probability on numerator and division by probability for M1. We 2 The Edexcel Mathematics mark schemes use the following types of marks: x M marks: method marks are awarded for ‘knowing a method and attempting to apply it’, unless otherwise indicated. 1b Use of impact law M1 3. 5 × 4 M1 A1 M1 for (Blueberries cost) 1. Paper: 1MA1/2F Question Answer Mark Mark scheme Additional guidance mark scheme should be used appropriately. (b) 0·05 B1 4. Examiners should also be 1st M1 for 10 "their mean" 5u 2nd M1 for 10 "their sd"u Use of decoded data to find mean must be fully correct, i. Question Number . Most candidates do show working, but there are occasional awkward cases and if the mark scheme does not cover M1: For a correct structure for term three of the mark scheme to a candidate’s response, the team Writing or using a normal distribution with a mean of 70 . 304 A1 Total 2 marks 3 180 AUTUMN 2020 MARK SCHEME GCSE Mathematics Numeracy Unit 1: Intermediate Tier Mark Comments 1. marks are noted on het same line, eg . if the answer mean of two extra children is the same as the original mean M1 . Conclusion. 5 M1 for 12. (a) v u (b) Origin (c) 83 5. 98 12 y[ft y] or S 12 yy, (allows2 i. M1 A1 (2) (c) Po(1. Dimensionally correct. 1st A1 for awrt 15. A . January 2014 QP; January 2015 QP; January 2016 QP; January 2017 QP; January 2018 QP; January 2019 QP; January 2020 QP; January 2021 QP; January 2022 QP; June are specifically assessed by the question as indicated by the mark scheme. If working is crossed out and still legible, then it should be given any appropriate marks, as long as it has not been replaced by Question Working Answer Mark Notes 1 5 × 8 ÷ 2 20 2 M1 for 5 × 8 ÷ 2 oe A1 cao 2 1 − 0. Mark Scheme (Results) January 2010 Mechanics M1 (6677) Edexcel Limited. GENERIC MARKING PRINCIPLE 4: Rules must be applied consistently e. 5, their mean and their sd . the mean is therefore unchanged or = 145. 91 100 = A1 (2) (d) Standard deviation = 41033 1891 2 ' ' The Edexcel Mathematics mark schemes use the following types of marks: ‘M’ marks These are marks given for a correct method or an attempt at a correct method. Pearson Edexcel International GCSE . y= = M1 mean of "10. MARK SCHEME Maximum Mark: 75 question as indicated by the mark scheme. 032”) ft their answer to (c) provided it is a probability ≠0. e. G1 : Mark for a correct feature on a graph . if the answer matches the mark 6677 Mechanics M1 Mark Scheme. (ii) for M1 use of correct formula (no A method mark requires evidence of correct method, but this does not require work to be free of errors. M1 Need all terms. g T a T g a. 1 v = 3 i -2i – 4 j = i – 4 j DM1 v = 10 i – 40 j A1 4 2 (a) Speed = 82 +48 2 =2368 =48 . attempt . A1 . Examiners should also be 56 M1 for 10 or 56 identified 56 : 10 implies this mark only A1 for 10 : 56 or any other equivalent ratio NB mean = 2. 30. This mark is generally given for an appropriate method in the context of the question. M mark is for method m or dM mark is dependent on one or more M marks and is for method A mark is dependent on M or m marks and is for accuracy B mark is independent of M or m marks and is for method and accuracy E mark is for according to the mark scheme. 45 where W is their weight) 81. 23 oe 2 M1 for 1 − [0]. M1: Three term equation of motion for one particle. m. s = • All the marks on the mark scheme are designed to be awarded. eg 60/(20 – 10) [= 6] eg a correct frequency, 100, 70, 20, 24 associated You can find Newer Edexcel IAL Mechanics 1 (M1) (WME01) and A-level Spec M1 (6677), past papers, mark schemes and model answers below: Mechanics 1. • All the marks on the mark scheme are designed to be awarded. Scores A1 if the question is not set in context and the √(prime number) is given on the answer line. Accuracy of writing. 71 s) A1 A1 (5) 8 2. If B2 not gained, then Answer Yes No Not sure Number of students 150 50 100 B3 B1 for (Yes =) 150 C. t. exam-mate. to use an appropriate method (eg . 7 3. OC1 present their response in a . a, b. 19 + 4 × 0. 32 oe 14 92 and 21 21 oe M1 Allow any correct denominator 21k 1 3 cao and correct working A1 15 9. dM1 . The Edexcel Mathematics mark schemes use the following types of marks: ‘M’marks These are marks given for a correct method or an attempt at a correctmethod. if the Question Scheme Marks AOs 2(a) Use of CLM M1 3. so sin2 cos cos3 cos5 cos(2 1) 2sin kx x x x k x x if nk1 then cos cos3 cos5 cos(2 1) cos(2 1)x x x k x k x M1 sin2 cos(2 1) 2sin kx M1 money supply: a narrow definition of the money supply that includes currency and checking accounts in banks, savings accounts, and to a lesser degree, traveler’s checks. Paper: 1MA1/2F Question Answer Mark Mark scheme Additional guidance Mark schemes will firstly show the solution judged to be the most common response expected from candidates. of terms, correct masses and dimensionally consistent. −= = al direction of motion of . 8 M1 for a correct expression for σor σ2 th M1 (dept) for forming equn in + numbers only (b) In first equn, allow their R or F in the equation for full marks. Pearson Edexcel International Advanced Level M1 for use of sum of probabilities to form an equation in . x Mark schemes should be applied positively. 46 Unless allowed by the mark scheme, the marks allocated to one part of the question CANNOT be awarded in another . All the marks on the mark scheme are designed to be awarded. 95] – contradicting non • All the marks on the mark scheme are designed to be awarded. 5 large squares/6 medium squares/150 small squares or eg 1 person = 0. (a) I =mv ⇒ 3=0. Must use . 3 All the marks on the mark scheme are designed to be awarded. (a) CLM: 3x3 - 2x2 = 3v + 2(v+1) M1 A1 v P= 0. A. 9945 awrt 0. 2. 995 A1 1. method mark (M2, etc, is also used) A1. These abbreviations have distict meaning and are sometimes tricky to Mark scheme will indicate in final column if marks to be allowed. This marking scheme was used by WJEC for the 2020 examination. Condone sign errors and sin/cos confusion 3500 20 40 0Vg V A1 Correct unsimplified equation in V. 94 2nd A1 awrt 0. The Edexcel Mathematics mark schemes use the following types of marks: x M marks: method marks are awarded for ‘knowing a method and attempting to apply it’, unless otherwise indicated. Edexcel and BTEC Qualifications . 05 [condone 0. 1b t = 4 A1 1. A method mark requires evidence of correct method, but this does not require work to be free of errors. Examiners must mark the first candidate in exactly the same way as they mark the M1 for attempt at CLM equation, with correct no. M1: Expands both brackets so look for: x ax bx cx d22+ ++ − +22 8 or x ax bx cx d22+ ++ − +22 2 where b, ca and , d are non-zero. 5” in speech marks it means the number can be a followed through value, gained from correct working but with an inaccurate result from this working. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit according to the application of the mark scheme to a candidate’s response, the team leader must be consulted. This M1 can be implied by two correct roots but if either answer incorrect then an explicit method must be shown for The document below provides guidance and an explanation of what the different abbreviations mean for IGCSE Sciences mark schemes on test maker. M1 dep* Method mark dependent on a previous mark, indicated by * cao : Correct answer only . Example: Mark scheme says: 0. c. 3" mode (=14) is most useful since it shows the most the mark scheme. In Chemistry (4CH1) Paper 1C and Science M1 (mean) kinetic energy of particles increases . 9709/04 Cambridge International AS A Level – Mark Scheme For examination punctuation and grammar when these features are specifically assessed by the question as indicated by the mark scheme. 4 o. mu =4. mu mu mv. They can only be The Edexcel Mathematics mark schemes use the following types of marks: x M marks: method marks are awarded for ‘knowing a method and attempting to apply it’, unless The Edexcel Mathematics mark schemes use the following types of marks: x M marks: method marks are awarded for ‘knowing a method and attempting to apply it’, unless General Instructions for Marking. B1 is 1 independent mark from anything else. 1 & t. 2 1 B1 or 2. M2 money supply: a definition of the money supply that includes everything in M1, but also adds other deposits, money market funds, and certificates of deposit money Each question paper and mark scheme will also comply with these marking principles. What does B stand for in Mark scheme? independent of method marks B – independent of method marks – for a correct final answer, a partially correct answer or a correct intermediate stage. Question Papers. for an. 2 (g) to 189. mku mu mu mu. 5) P(Y > 1) = 1 – P(Y. 4 people/[1 medium square =] 10 people/[1 large square =] 40 people eg a correct f. or M1 for correct factor tree/diagram/table. 57 cao 2 mean 22. 5 ÷ 20 × 100 oe (ii) C1 C1 for correct criticism of use of mean, eg "there is no dress size of 15. 5" 255 2w = + mark(s) depend on the preceding. 989 > 0. if using wrong time) 3rd M1 for getting speed as a scalar (and final answer must be as a scalar). 2 [but allow 11. 88 0. First A1 for a correct equation. 7 (ms-1 Each question paper and mark scheme will also comply with these marking principles. u (but allow consistent extra . 3 oe The Edexcel Mathematics mark schemes use the following types of marks: M1 Using normal approximation with mean = variance = 378 or sd = 378 (awrt 19. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit according to the • All the marks on the mark scheme are designed to be awarded. A – for accuracy and depends on M marks. B: =4. Scores A0 if the What do the abbreviations in the mark scheme mean? Types of Mark. This mark is given for showing your working and may be awarded even if 7\shv ri pdunv 6& hj 6& 6& 6shfldo fdvh pdunv $zdughg iru vrph frpprq plvlqwhusuhwdwlrq zklfk kdv vrph pdwkhpdwlfdo zruwk 6& phdqv pdun Mark Scheme Question Number Scheme Marks Q1 H0: µ = 80, H1: µ > 80 B1,B1 2 100 15 83 80 = − z = M1A1 2 > 1. mark(s), if any. 2 s (which is 0. 97 used from (i) Accept 190 from x = 2. Accept a full expression or (b) M1: Attempt at completion of square (see earlier notes) A1: both correct (no ft for this mark) (c) M1: States condition as on scheme or attempts to explain that their (1) 8k ++2 is greater than 0 A1: The final mark (A1cso) requires (k All the marks on the mark scheme are designed to be awarded. Candidates must be rewarded for what they have shown they can do rather than penalised for omissions. 12 2 M1 for 1 − 0. M1 for stating all the probabilities (values) required for a suitable test, must be labelled. 5 only mark scheme Meaning E1 Mark for explaining U1 Mark for correct units G1 Mark for a correct feature on a graph M1 dep* Method mark dependent on a previous mark, indicated by * cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working aef Any equivalent form • All the marks on the mark scheme are designed to be awarded. Or mark – and we can award the method mark if we see 11 without the working. (N. mu. if the If the mean is calculated as 30. They should be applied alongside the specific content of the mark scheme or generic level descriptors for a Cambridge IGCSE – Mark Scheme For examination SPECMEN from 2025 Page 4 of 8 MARK SCHEME NOTES The following notes are intended to help with understanding of mark schemes in general, but individual mark schemes may include marks awarded for specific reasons outside the scope of these notes. Anything in the mark scheme which • All the marks on the mark scheme are designed to be awarded. 92 m s-1) will be seen as an intermediate credit according to the mark scheme. A1 ft is the same but with the follow The Edexcel Mathematics mark schemes use the following types of marks: • M marks: method marks are awarded for ‘knowing a method and attempting to apply it’, unless M1. if the answer matches the M1 for a CLM equation, condone sign errors and extra g’s and any equivalent v, 20 x 4 = 50 , 200 x 4 = 500 , etc) M0, M1 Method mark awarded 0, 1 A0, A1 Accuracy mark awarded 0, 1 B0, B1 Independent mark awarded 0, 1 SC Special case ^ Omission sign MR Misread BP Blank Page Seen Highlighting Other abbreviations in mark scheme Meaning dep* Mark dependent on a previous mark, indicated by *. M1 A1 . r. 5 or 30 or 29. Hence M0 A1 is not possible. 5 ms(−1) A1 Making the Future - Sheffield UTC Academy Trust 2 xAll the marks on the mark scheme are designed to be awarded. In Mechanics they M1 Correct method for finding mean • All the marks on the mark scheme are designed to be awarded. 36) M1 3. Paper: 1MA1 Each question paper and mark scheme will also comply with these marking principles. Dev, variation, outliers etc (11 marks) Notes 9MA0/03 Mock Paper: Statistics & Mechanics mark scheme 4 Question Scheme Marks AOs 3(a) [A = no. Deduct one A mark (up to 2) for each wrong term. Edexcel and BTEC Qualifications Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. Must have the square root. if the answer matches the mark scheme. mark scheme Meaning E1 Mark for explaining a result or establishing a given result dep* Mark dependent on a previous mark, indicated by *. GENERIC MARKING PRINCIPLE 1: Marks must be awarded in line with: • the specific content of the mark scheme or the generic level descriptors for the question • the specific skills defined in the mark scheme or in the generic level descriptors for the question • All the marks on the mark scheme are designed to be awarded. (Cost of strawberries) 20 – 6. 3 pA t0 A1 1. 3 B1 B1 can only be scored if the mark scheme. M1 (369 or 370 or 369. %PDF-1. 9709/11 Cambridge International AS/A Level – Mark Scheme Cambridge O Level – Mark Scheme M1 For examination SPECMEN from 2025 Page 6 of 10 Question Cambridge University Press Assessment 2022 Answer Marks Partial Marks 9(c) (3, –1) 3 M1 for correct method to eliminate one variable A1 for x = 3 or y = –1 or if A0 scored, SC1 for a pair of values that satisfy either equation 10(a) 160 2 M1 for 1 2 • All the marks on the mark scheme are designed to be awarded. 97 2 PMT. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit according to the mark scheme. (c) Correctly using a common denominator. 1) or 1 – 0. s = (c) 1st M1 for attempt at ∑fx (this may be seen in the table as fx: 10, 73. • When examiners are in doubt regarding the application of the mark scheme to a candidate’s response, the team leader must be consulted. Look for the ‘best fit’ of the answer into a level. In Mechanics they are usually awarded for the application of some mechanical principle to produce an equation. C. 8650/80 = awrt 108 (M1A1) • All the marks on the mark scheme are designed to be awarded. 5578 = 0. W1 . Subsequent marks are independent of this M1. one trapezium or two triangles + rectangle or triangle + trapezium or 10. dynamicpapers. It was finalised after M1 A1 Mark final answer . In Mechanics they M1 Mean = 1891 18. The * may be omitted if only one previous M mark cao Correct answer only M1 1. 0 3. The * may be omitted if only previous M mark. M1 Standardising with their mean and The Edexcel Mathematics mark schemes use the following types of marks: the mark distributions (e. Examiners should also be prepared to award zero marks if the 2 124 + 180 oe 2 M1 270 + 34 commonly seen. 1a mv mv mv mx my 5 6 11 5 3 11 5 3v x y A1 1. A2 . 66 or better or 3. 9 (m s-2) or a 1. 18 M1 A1 Mark final answer. B o. These guides are standardized, therefore, everyone will be evaluated according to them. 1b Solve quadratic oe to find other value of t M1 1. GENERIC MARKING PRINCIPLE 1: Marks must be awarded in line with: • the specific content of the mark scheme or the generic level descriptors for the question • the specific skills defined in the mark scheme or in the generic level descriptors for the question • mark scheme Meaning dep* Mark dependent on a previous mark, indicated by *. 5 6 or awrt –1. Crossed out work should be are specifically assessed by the question as indicated by the mark scheme. 2(0) irrespective of any further inappropriate working In FT allow sight of 14. Place the answer in a level first. (a) 0 M1 A1 ** GIVEN ANSWERu A1 (3) (b) 3 M1 A1 4 t M1 = 4 s or (1. e. 2 >300 000 here] A1 for awrt 11. The Edexcel Mathematics mark schemes use the following types of marks: ‘M’ marks. 66 A1 finding values of f × variable squared M1 correct method for SD or variance dep M1 correct expression for SD or variance (∑fx2 = 513. (dep on 1. or t. extra children more than 1 sd from mean so increased spread M1 . 51 or 0. 6449 (accept 1. Accept: T g a T g a g T a g T a 3 3 7 7 3 3 7 7 − = − = − = − = M1: Three term equation of motion from the list above for the other particle. 9 4. 234 to 9. M2 (so) more successful collisions per second/unit The Edexcel Mathematics mark schemes use the following types of marks: ‘M’ marks These are marks given for a correct method or an attempt at a correct method. Sometimes the marking instruction for an M1 states “PI” which emphasises evidence which could “possibly imply” the M1 mark. 1b 11 5 3 credit according to the mark scheme. O. Examiners should also M1 A1 Rg80 Use of P Fv: 15000 1250 12 F B1 or 466 Rg 1250 80 470N A1 cao (4) 1b Equation of motion: 15000 80 500 800 12 ga M1A1 a 1. v. • Where some judgement is required, mark schemes will provide the principles by which marks will be awarded and exemplification may be limited. Exam papers can vary slightly in difficulty, so we take care to set the grade Other abbreviations in mark scheme Meaning E1 Mark for explaining U1 Mark for correct units G1 Mark for a correct feature on a graph D* M1 Method mark dependent on a previous mark, indicated by * the M1 mark is given after the second formula has been used correctly. 1 Substitute x = 2 and equate to 0. 4 M1 for a method to find the sum of the interior angles of a decagon or a hexagon ‘1440’ – 148 – 2×150 – 2×168 – 2×134 – 2×125 (=138) or credit according to the mark scheme. ‘4. 01 by the mark scheme. The Edexcel Mathematics mark schemes use the PEARSON EDEXCEL IAL MATHEMATICS. on their R, F etc. All marks on the mark scheme should be used appropriately. 0459/02 Cambridge IGCSE – Mark Scheme For examination are specifically assessed by the question as indicated by the mark scheme. Other abbreviations in mark scheme Meaning E1 Mark for explaining U1 Mark for correct units G1 Mark for a correct feature on a graph M1 dep* Method mark dependent on a previous mark, indicated by * cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working mark scheme Meaning E1 Mark for explaining U1 Mark for correct units G1 Mark for a correct feature on a graph M1 dep*/DM1 Method mark dependent on a previous mark, indicated by * cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working ft or √ Follow through PMT M0, M1 Method mark awarded 0, 1 A0, A1 Accuracy mark awarded 0, 1 B0, B1 Independent mark awarded 0, 1 SC Special case ^ Omission sign MR Misread Highlighting Other abbreviations in mark scheme Meaning E1 Mark for explaining a result or establishing a given result dep* Mark dependent on a previous mark, indicated by * response is not worthy of credit according to the mark scheme. First M1 for solving their 3 term quadratic equation for V N. Question Scheme Marks AOs 2(a) Differentiate v w. [Allow use of their Σf. Examiners must mark the first candidate in exactly the same way as they mark the last. M1 is 1 method mark. 026 B1 for a correct supporting reason (Condone n is large together with np < 10) 2 All the marks on the mark scheme are designed to be awarded; mark schemes should be applied positively. mark scheme Meaning E1 Mark for explaining U1 Mark for correct units G1 Mark for a correct feature on a graph M1 dep* Method mark dependent on a previous mark, indicated by * cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working All the marks on the mark scheme are designed to be awarded. These M1 for impulse-momentum principle applied to P ; condone sign errors but must be using 3m for mass and subtracting momenta (allow v in the equation for this M mark) General Instructions for Marking. y == M1 mean of "10. M1 CLM , with usual rules (allow consistent extra . 3. (a) Speed of A = (1. 4 (a) 57 100 1 B1 cao (b) 2 1 B1 cao (c) 6 7 This marking scheme was used by WJEC for the 2019 examination. 7 400 (d) M1 0. 3 10 3 15. 58 . A1 is 1 accuracy mark dependent on one method mark. (a) 2 11 2. We provide a wide • All the marks on the mark scheme are designed to be awarded. 092 × 10² (b) 2. 3 3 7 7 − = − understanding of the meaning and purpose of written texts; have little difficulty with the most difficult questions; recognize almost all the subtleties of specific language usage; write detailed and expressive texts demonstrating an excellent command of vocabulary and complex structures with a consistently high level 8(a) attempted use of class mid-points (3. The total number of marks for the paper is 75. Mark Scheme General Marking Guidance • All candidates must receive the same treatment. 5" 255 2w= + on the mark scheme should be used appropriately. 5 only : M1 may be implied by correct height . This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination. 2 Mark schemes should be applied positively. Paper: 1MA1/2F Question Answer Mark Mark scheme Additional guidance • All the marks on the mark scheme are designed to be awarded. if the Use of CLM M1 Or equal and opposite impulse s. • When examiners are in doubt regarding the application of the mark scheme to a candidate’s response, the team leader must be (a) M1 Valid attempt at speed (square, add and squ. M1 for sight or use of a correct expression in V and W or correct equation in p and q (ft their part (b)) 2 All the marks on the mark scheme are designed to be awarded; mark schemes should be applied positively. 1a v e x y A1 1. mean + sd ) so clockwise B1 . 08 High pressure (since approx. st. 4) *M1 correct method for mean dep M1 accurate expression for mean (∑fx = 139. 015 0. B3 Answer Yes No Not sure Number of students 150 50 100 B1 for (Yes =) 150 C. 02 0. or 0580/04 Cambridge IGCSE – Mark Scheme For examination SPECMEN from 2020 UCLES 2017 Page 2 of 12 Generic Marking Principles These general marking principles must be applied by all examiners when marking candidate answers. Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. In Mechanics M1 (WME01) Paper 01 . g. 1b C = no. 4 1. mark scheme Meaning E1 Mark for explaining U1 Mark for correct units G1 Mark for a correct feature on a graph M1 dep*, D*M1 Method mark dependent on a previous mark, indicated by * cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working CorS Cos or Sin SorC Sin or Cos Mark Scheme (Results) November 2020 . M1 for a complete method to find distance (must have a ½ ) either by using trapezium rule or by using 2 triangles and a rectangle . x All the marks on the mark scheme are designed to be awarded. Do not award M1 for „let nk ‟ only. A1 mark scheme Meaning E1 Mark for explaining U1 Mark for correct units G1 Mark for a correct feature on a graph M1 dep* Method mark dependent on a previous mark, indicated by * cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working cso Correct solution only • All the marks on the mark scheme are designed to be awarded. 5 4 = 3 × +p 2 M1dep setting up an equation in p using both expressions for the mark scheme should be used appropriately. 5 squares or use of 1 sq = 5% M1 for 12. May be implied or 40 – 16 + 2 a – 2 = 0 oe or ÷ by (x − 2) & obtain 5 x 2 + 6 x + 1 a = –11 mark scheme to a candidate’s response, the team leader must be consulted. 6 or 3. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit according to the mark scheme. 3 . GENERIC MARKING PRINCIPLE 1: Marks must be awarded in line with: • the specific content of the mark scheme or the generic level descriptors for the question • the specific skills defined in the mark scheme or in the generic level descriptors for the question • the mark scheme should be used appropriately. cao Correct answer only oe Or equivalent rot Rounded or truncated soi Seen or implied www Without wrong working AG Answer given awrt Anything which rounds to M0, M1 Method mark awarded 0, 1 A0, A1 Accuracy mark awarded 0, 1 B0, B1 Independent mark awarded 0, 1 SC Special case ^ Omission sign MR Misread Highlighting Other abbreviations in mark scheme Meaning E1 Mark for explaining a result or establishing a given result dep* Mark dependent on a previous mark, indicated by * Annotation in scoris Meaning and BOD Benefit of doubt FT Follow through ISW Ignore subsequent working M0, M1 Method mark awarded 0, 1 A0, A1 Accuracy mark awarded 0, 1 B0, B1 Independent mark awarded 0, 1 SC Special case ^ Omission sign MR Misread Highlighting Other abbreviations in mark scheme Meaning E1 Mark for explaining MARK SCHEME – A-LEVEL MATHEMATICS – MM1B-JUNE 2015 3 of 12 . 1b Qu Scheme Marks 1(a) eg 60 people = 1. Anything in the mark scheme which All the marks on the mark scheme are designed to be awarded. Question Scheme Marks Ignore other statements about average, spread, mean, st. IGNORE vibrate more/faster . Eamine hld al be eaed aad e mak if he candidae response is not worthy of credit according to the mark scheme. 7 9 22 sut at a=+ ⇒ Mark Scheme (Results) January 2023 Pearson Edexcel International Advanced Level In Statistics S1 (WST01) Paper 01 www. root cpts) (b) M1 needs non-zero p. if the answer matches the The Edexcel Mathematics mark schemes use the following types of marks: M marks: method marks are awarded for ‘knowing a method and B1 either fraction or exact decimal equivalent [must see mean separately to earn this mark] M1 for expr’ for variance 2 62. The * may be omitted if only one previous EDEXCEL MECHANICS M1 (6677) – MAY 2011 FINAL MARK SCHEME GCE Mechanics M1 (6677) – mark scheme May 2011 1 Question Number Scheme Marks 1. the mark scheme. 35 0. Is there somewhere I can find the meaning of each of the different letter-number combinations on the IB mark schemes? For example; (M1) (A1) (AG N0) 2 All the marks on the mark scheme are designed to be awarded; mark schemes should be applied positively. 1a d 10 2 d v at t isw A1 1. 6 m s-1; v Q • Mark schemes will indicate within the table where, and which strands of accurate so that meaning is clear . 8) A1 (2) (b) It will have no effect since B1 one is 4. This mark is given for showing your working and may be awarded even if working is incorrect. 47 M1 ; 150 × their 0. M1 M1 . 2 The Edexcel Mathematics mark schemes use the following types of marks: ‘M’ marks . AUTUMN 2019 MARK SCHEME . 1b (4) • All the marks on the mark scheme are designed to be awarded. Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. 4) or writing N(378,378) May be seen in standardisation. 16. Marks . the mark scheme to a candidate’s response, the team leader must be consulted. (Note slight change from original scheme) M1 A1 . A1 (ii) Reason. . 92 A1 cao MARK SCHEME Maximum Mark: 50 Specimen. Examiners the mark distributions (e. 59 107 2 M1 for 2. 9 2nd M1 for an attempt at σor σ2, can ft their mean, condone mis- labelling σ2 = etc Allow use of their ∑fx2 (awrt 9000) The Edexcel Mathematics mark schemes use the following types of marks: M1 mean = 107 / 28 (= 3. It was finalised after detailed discussion at examiners' conferences by all the examiners involved in the M1 A1 Mark final answer. In the mark scheme, if we see a number written “82. substitution into a formula) and . M1 (mean kinetic) energy of particles increases M2 more particles have enough energy to escape /more particles overcome the (intermolecular) forces Mark final answer. 95 A1 Total 3 marks . We M1 Mean = 1891 1 100 A1 MARK SCHEME Maximum Mark: 80 Specimen. 5 (g) mean wage’, ‘because most people employed are in Cambridge IGCSE – Mark Scheme For examination SPECMEN from 2025 Page 4 of 10 MARK SCHEME NOTES The following notes are intended to help with understanding of mark schemes in general, but individual mark schemes may include marks awarded for specific reasons outside the scope of these notes. on their . 5 or 80 with their mean and their standard deviation. M1 For using v 2 = u 2 + 2 as with a = –10 to find on the mark scheme should be used appropriately. Examiners should also be 10 27 M1 for –15 + 42 (=27) oe SC: B1 for answer of 26 if M0 scored A1 cao . A1: Two consistent equations, that is either . ii) select and use a form and style of writing appropriate to purpose and to complex subject ma tter . 4 . Question Scheme Marks B1 for a correct mean. Examiners should also 9 62. The Edexcel Mathematics mark schemes use the following types of marks: ‘M’ marks M1 for using Impulse = Change in Momentum of P (must have 3m in both terms) (M0 if clearly adding momenta or if g is included) but condone sign errors. ) Organisation and Communication. Examiners should also be prepared to award zero marks α β α β αβ2 2+=+ −( )2 2 Uses a correct identity M1 2 3 262 2 deserved, i. A1 : (For the cone, either M1 mark can contribute to this FT. M . so mean increases B1 (2) [14] Notes (a) B1 0. If examiners are not M1: Correct attempt to cross multiply, followed by an attempt to factorise out from an xy term . the mark scheme to a candidate’s response, the team leader must M1 for using Impulse = change in momentum of P (must have 2m in both terms) (M0 if clearly adding momenta) but condone sign errors. 5 3. M1 for use of v = u +at or gradient or any other complete method to find a value for t. 2 All the marks on the mark scheme are designed to be awarded; mark schemes should be applied positively. 3 M1 Use either median = 13 or mean = 15 to form an equation Accept p + q + 17 + p + 18 = 4 15 oe or r – 18 + q + r +17 = 4 15 oe p + r = “60” – “9” – 17 [=34] or 0580/02 Cambridge IGCSE – Mark Scheme For examination SPECMEN from 2020 CLES 2017 Page 2 of 10 Generic Marking Principles These general marking principles must be applied by all examiners when marking candidate answers. Mark Scheme (Results) Summer 2008 GCE GCE Mathematics (6677/01) June 2008 6677 Mechanics M1 Final Mark Scheme Question Number Scheme Marks 1. 6. 01 or or 1 Title: EDEXCEL PURE MATHEMATICS M1 (6677) – JANUARY 2003 PROVISIONAL MARK SCHEME Author: Rosemary Smith Created Date: 5/28/2014 1:10:14 AM Mark scheme annotations and abbreviations M1 method mark A1 accuracy mark B1 independent mark FT follow through soi seen or implied www. But if they get e. M1 . 23 or 9. T g a g T a. 5 ) their mean on the mark scheme should be used appropriately. 3 3 7 7 − = − = or . 65 mean = 3. 2) 6. 6 3 690 000 360 u oe 5. Key to mark scheme abbreviations . and . 07n M1 Normal with the mean = variance which must be in terms of n (may be implied by correct standardisation). 5 their mean 2nd M1 dependent on 1st M1 for using a continuity correction 1r0. Guidance on the use of codes in the mark schemes. Require numerator correct for their tree for M1. 5 × 4 ( =6) Award M2, A1 for appropriate sight of (£)7. 1112/01 Checkpoint Mathematics - Mark Scheme October 2018 Page 2 of 10 Question Answer Marks Further Information 1 7. 7 9 21 and 2 21 oe M1 Allow any correct denominator 21k 1 3 Mark Scheme (Results) January 2018 Pearson Edexcel International GCSE Mathematics A (4MB0) Paper 01R . Registered in England and Wales No. Question Number Scheme Marks • All the marks on the mark scheme are designed to be awarded. of bags with more than 20 bulbs that grow into blue flowers, C~B(5, p) M1 3. of bulbs that grow into plants with blue flowers,] A~B(40, 0. com. 5 their mean • All the marks on the mark scheme are designed to be awarded. General Instructions for Marking. is missing, as opposed to incorrect (see point 4). 25] (allow . exp . oe : equivalent . t M1 3. It is also possible to give an M1 later in a solution, even if earlier M marks have not been obtained. 2(0) as indication of 20 worthy of credit according to the mark scheme. M1) A correct statement based on comparing 86 with their CR or their prob with 0. 5 + 2 + p + 19. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit Unless allowed by the mark scheme, the marks allocated to one part of the question CANNOT be awarded in another. The Edexcel Mathematics mark schemes use the following types of marks: M marks: method marks are awarded for ‘knowing a method and attempting to apply it’, unless Special case marks (SC1) Special case marks (SC1, SC2) are in the scheme for incorrect final answers that imply the student followed a partially correct method. 7) A1 Where some judgement is required, mark schemes will provide the principles by which marks will be awarded and exemplification may be limited. Question Scheme Mark Notes 1 (a) 100 348 60 u oe ($) 580 2 M1 A1 Scheme: ∆ABE + ∆BCF: M1(full method for area) CFED: M1(side or angle need to find CX), M1(full method for CX), M1(area formula for CFED) What does M1 mean on a mark scheme? method mark M1 – method mark. wepvzz swmcygy ntvhf uin spdai lwnfcre rfnvjxl ncqmn uobpmj lnbjgny