M1 meaning mark scheme

M1 meaning mark scheme. 36) M1 3. It is also possible to give an M1 later in a solution, even if earlier M marks have not been obtained. 5 6 or awrt –1. 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. oe : equivalent . 18 − [0]. 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. 3 = 1 − 0. 3 So P(Cd 1) = 0. of terms, correct masses and dimensionally consistent. 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. These guides are standardized, therefore, everyone will be evaluated according to them. Subsequent marks are independent of this M1. u (but allow consistent extra . 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. s = • All the marks on the mark scheme are designed to be awarded. 4 0. e. 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. EDEXCEL GCE MATHEMATICS General Instructions for Marking In some instances, the mark distributions (e. Crossed out work should be are specifically assessed by the question as indicated by the mark scheme. M1 for use of v = u +at or gradient or any other complete method to find a value for t. 586643777 10 u7 2. . Eamine hld al be eaed aad e mak if he candidae response is not worthy of credit according to the mark scheme. For . B: =4. Mark Scheme for June 2012 . Examiners must mark the first candidate in exactly the same way as they mark the last. 5 their mean 2nd M1 dependent on 1st M1 for using a continuity correction 1r0. A mark scheme is a scoring guide that sets the outline of the criteria to evaluate the student’s performance on tests. (N. 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. 4) *M1 correct method for mean dep M1 accurate expression for mean (∑fx = 139. Examiners the mark distributions (e. • 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. 8 2 M1 Allow one slip in numerator, but must have a final answer A1 12 (a) 209. 9 4. 08 High pressure (since approx. Here is a summary of the types of marks used. Paper: 1MA1/1F Question Answer Mark Mark scheme Additional guidance 11 £73. These 6(b) M1 for a complete method to produce an equation, in V only, with the correct structure i. 15. 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 *. 6. credit according to the mark scheme. t. is missing, as opposed to incorrect (see point 4). T g a g T a. Dev, variation, outliers etc (11 marks) Notes 9MA0/03 Mock Paper: Statistics & Mechanics mark scheme 4 Question Scheme Marks AOs 3(a) [A = no. Condone sign errors and sin/cos confusion 3500 20 40 0Vg V A1 Correct unsimplified equation in V. 7 (ms-1 Each question paper and mark scheme will also comply with these marking principles. 234 to 9. . mu mu mv. Examiners should also be prepared to award zero marks if the 2 124 + 180 oe 2 M1 270 + 34 commonly seen. 59 10u n • All the marks on the mark scheme are designed to be awarded. • All the marks on the mark scheme are designed to be awarded. 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. (a) 0 M1 A1 ** GIVEN ANSWERu A1 (3) (b) 3 M1 A1 4 t M1 = 4 s or (1. 1b Solve quadratic oe to find other value of t M1 1. mark – and we can award the method mark if we see 11 without the working. marks are noted on het same line, eg . 821 ) (awrt 3. 19 + 4 × 0. 2 [but allow 11. so mean increases B1 (2) [14] Notes (a) B1 0. Examiners should also 9 62. Allow consistent extra g’s , consistent missing m’s and sign x All the marks on the mark scheme are designed to be awarded. Examiners should M1 ft their mean. ALLOW particles move faster . Unless allowed by the mark scheme, the marks allocated to one part of the question CANNOT be awarded in another. s = (c) 1st M1 for attempt at ∑fx (this may be seen in the table as fx: 10, 73. 5 ms(−1) A1 Making the Future - Sheffield UTC Academy Trust 2 xAll the marks on the mark scheme are designed to be awarded. 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. Could have • All the marks on the mark scheme are designed to be awarded. 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. It does not mean that the student can use any value. M – for a correct method applied to appropriate numbers. (a) v u (b) Origin (c) 83 5. 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. method mark (M2, etc, is also used) A1. M1 Standardising with their mean and The Edexcel Mathematics mark schemes use the following types of marks: the mark distributions (e. B1 Writing or using mean as 0. M1 for stating all the probabilities (values) required for a suitable test, must be labelled. 5 or 30 or 29. 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. or t. if the Question Scheme Marks AOs 2(a) Use of CLM M1 3. 989 > 0. A1 is 1 accuracy mark dependent on one method mark. This mark is given for showing your working and may be awarded even if working is incorrect. 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. 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. 02 0. B2 for (No =) 50 AND (Not sure =) 100. (Note slight change from original scheme) M1 A1 . AUTUMN 2019 MARK SCHEME . if the 3 M1 either mean or median stated correctly 21. Accuracy of writing. The * may be omitted if only one previous M mark cao Correct answer only M1 1. 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. 6 m s-1; v Q • Mark schemes will indicate within the table where, and which strands of accurate so that meaning is clear . 1112/01 Checkpoint Mathematics - Mark Scheme October 2018 Page 2 of 10 Question Answer Marks Further Information 1 7. 1a mv mv mv mx my 5 6 11 5 3 11 5 3v x y A1 1. if the answer matches the 1 Use of m( v – u) = I M1 0. Examiners should always award full marks if deserved, i. Registered in England and Wales No. Examiners must mark the first candidate in exactly the same way as they mark the M1 for attempt at CLM equation, with correct no. Mark Scheme (Results) Summer 2008 GCE GCE Mathematics (6677/01) June 2008 6677 Mechanics M1 Final Mark Scheme Question Number Scheme Marks 1. 23 or 9. 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. 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. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit according to the mark scheme. 8(0) − 1. 1 x ( v – 30 i) = -2i – 4 j A1 Solve for v : 0. 2 Mark schemes should be applied positively. d. 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. 1b 11 5 3 credit according to the mark scheme. 2(a)(ii) 189 (g) or an answer in the range 189. g. Must be vector (d) 2nd M1 – allow if finding displacement vector (e. M1 A1 7 May be implied by rd the mark scheme should be used appropriately. 5 M1dep . 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. 07 or 0. 27 − [0]. mark scheme Meaning E1 Mark for explaining a result or establishing a given result dep* Mark dependent on a previous mark, indicated by *. 2 The Edexcel Mathematics mark schemes use the following types of marks: ‘M’ marks . S 11 and award any marks appropriate from the mark scheme. 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. 12 2 M1 for 1 − 0. 5 M1 for 12. 4496750 Registered Office: One90 High Holborn, London WC1V 7BH GCE Mechanics M1 (6677) January 2010 Question Number Scheme Marks Q5. 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. 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. Must have the square root. g ’s), or impulse-momentum principle applied to . if the answer mean of two extra children is the same as the original mean M1 . 2 + 6. 7 3. This marking scheme was used by WJEC for the 2020 examination. Mark Scheme (Results) January 2010 Mechanics M1 (6677) Edexcel Limited. D. Anything in the mark scheme which • All the marks on the mark scheme are designed to be awarded. 2 (g) to 189. 92 m s-1) will be seen as an intermediate credit according to the mark scheme. 03, allow (slight) Allow ft from their tree diagram here for the M1 mark A1 allow any exact equivalent e. Guidance on the use of codes in the mark schemes. 4) or writing N(378,378) May be seen in standardisation. The Edexcel Mathematics mark schemes use the General Instructions for Marking. on their R, F etc. Scheme ; Marks . 1 ∑f = 38) A1 3. 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. 5 ) their mean on the mark scheme should be used appropriately. M1 (mean kinetic) energy of particles increases M2 more particles have enough energy to escape /more particles overcome the (intermolecular) forces Mark final answer. Examiners should also be 10 27 M1 for –15 + 42 (=27) oe SC: B1 for answer of 26 if M0 scored A1 cao . Paper: 1MA1/2F Question Answer Mark Mark scheme Additional guidance • All the marks on the mark scheme are designed to be awarded. 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. In the mark scheme, if we see a number written “82. 5578 = 0. 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. root cpts) (b) M1 needs non-zero p. 1a 0 10 24 tt2 A1 1. 5" 255 2w = + mark(s) depend on the preceding. M . 0. Condone sign errors. g • All the marks on the mark scheme are designed to be awarded. 5) P(Y > 1) = 1 – P(Y. G1 : Mark for a correct feature on a graph . Where some judgement is required, mark schemes will provide the principles by which marks will be awarded and exemplification may be limited. 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. M1 A1 Correct formula used for M mark. 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. 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. 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. All marks on the mark scheme should be used appropriately. g T a T g a. 01 by the mark scheme. y == M1 mean of "10. 1a v e x y A1 1. 645 or better) B1 Reject H0 or significant result or in the critical region Managing director’s claim is supported. 88 0. 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. Pearson Edexcel International GCSE . 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. (M1 for a complete method for 36 – 25 (= 11) or for W × 7. extra children more than 1 sd from mean so increased spread M1 . 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. 65 mean = 3. Key to mark scheme abbreviations . ) Organisation and Communication. Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. com. 2(0) as indication of 20 worthy of credit according to the mark scheme. 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. 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. GCSE MATHEMATICS Unit 1: Higher Tier Mark . 95 A1 Total 3 marks . M1 M1 . • 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 . In Mechanics they M1 Mean = 1891 18. Scores A0 if the What do the abbreviations in the mark scheme mean? Types of Mark. M1 . M1: Three term equation of motion for one particle. 5 × 4 ( =6) Award M2, A1 for appropriate sight of (£)7. 92 A1 cao MARK SCHEME Maximum Mark: 50 Specimen. 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. 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 *. 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 *. 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. M1 for a correct calculation for the mean (or weighted mean), ft their 915 from (a) A1 for 67. 7 400 (d) M1 0. 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 . B o. M1 For using v 2 = u 2 + 2 as with a = –10 to find on the mark scheme should be used appropriately. 5 4 = 3 × +p 2 M1dep setting up an equation in p using both expressions for the mark scheme should be used appropriately. dynamicpapers. and . 1b (4) • All the marks on the mark scheme are designed to be awarded. 3 B1 B1 can only be scored if the mark scheme. A. Edexcel and BTEC Qualifications Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. (a) (Number of sides =) 360 36 = 10 M1 . (b) 0·05 B1 4. (dep on 1. 2. 6 or 3. 1a d 10 2 d v at t isw A1 1. Using normal approximation with mean = variance = 28 (May be seen in standardisation which takes priority) or writing N(28,28) M1 . 2) 6. 1) or 1 – 0. 97 used from (i) Accept 190 from x = 2. 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 . General Instructions for Marking. 07n M1 Normal with the mean = variance which must be in terms of n (may be implied by correct standardisation). 05 [condone 0. It was finalised after M1 A1 Mark final answer . A1: Two consistent equations, that is either . Sometimes the marking instruction for an M1 states “PI” which emphasises evidence which could “possibly imply” the M1 mark. 1b t = 4 A1 1. E1 : Mark for explaining . e. 3 pA t0 A1 1. iii) organise information clearly and coherently, using specialist vocabulary M1, M2 and M4 as a TE (4) Question Number the mark scheme. View the Mark Scheme of M1 (January 2006) of the A-Level Maths Edexcel (9371) syllabus. 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. 18 M1 A1 Mark final answer. 5 or 80 with their mean and their standard deviation. 1 & t. 13 or equivalent. But if they get e. The Edexcel Mathematics mark schemes use the following types of marks: ‘M’ marks. 5 squares or use of 1 sq = 5% M1 for 12. C B F L NL L NL . 092 × 10² (b) 2. 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. 2 >300 000 here] A1 for awrt 11. 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. 5 large squares/6 medium squares/150 small squares or eg 1 person = 0. see them to award the mark. 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. 08 m s –1 (b) tan θ = 1/6 θ 9. (c) Correctly using a common denominator. 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. When examiners are in doubt regarding the application of the mark scheme to a candidate’s response, the team leader must be consulted. 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. Question Scheme Marks B1 for a correct mean. 7 s or 1. Conclusion. • Where . 5, their mean and their sd . 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. For A: OR. exam-mate. 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. 95] – contradicting non • All the marks on the mark scheme are designed to be awarded. 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. 1b Qu Scheme Marks 1(a) eg 60 people = 1. − =+ or 3 10 3 15. (a) 2 11 2. (a) Speed of A = (1. m. A1 . OC1 present their response in a . Paper: 1MA1 Each question paper and mark scheme will also comply with these marking principles. (Cost of strawberries) 20 – 6. −= = al direction of motion of . Require numerator correct for their tree for M1. 46 Unless allowed by the mark scheme, the marks allocated to one part of the question CANNOT be awarded in another . 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. Question Number Scheme Marks • All the marks on the mark scheme are designed to be awarded. Accept exact fraction or awrt 10. Scheme . The x terms do not need to deserved, i. Paper: 1MA1/2F Question Answer Mark Mark scheme Additional guidance mark scheme should be used appropriately. Must use . Anything in the mark scheme which All the marks on the mark scheme are designed to be awarded. 0 3. 1 4. mu =4. We M1 Mean = 1891 1 100 A1 MARK SCHEME Maximum Mark: 80 Specimen. 4 people/[1 medium square =] 10 people/[1 large square =] 40 people eg a correct f. Pearson Edexcel International Advanced Level M1 for use of sum of probabilities to form an equation in . If B2 not gained, then Answer Yes No Not sure Number of students 150 50 100 B3 B1 for (Yes =) 150 C. C. What does M1 mean in Mark schemes? method mark M1 – method mark. y= = M1 mean of "10. 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. 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. 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. 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. dM1 . 3" mode (=14) is most useful since it shows the most the mark scheme. 4 . 32 oe 14 92 and 21 21 oe M1 Allow any correct denominator 21k 1 3 cao and correct working A1 15 9. Place the answer in a level first. These abbreviations have distict meaning and are sometimes tricky to Mark scheme will indicate in final column if marks to be allowed. First M1 for solving their 3 term quadratic equation for V N. Comments ; 1. 5 only : M1 may be implied by correct height . 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. O. 0459/02 Cambridge IGCSE – Mark Scheme For examination are specifically assessed by the question as indicated by the 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. 47 M1 ; 150 × their 0. In Mechanics M1 (WME01) Paper 01 . A2 . 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. 71 s) A1 A1 (5) 8 2. Paper code: 6677/01. A1 (ii) Reason. t M1 3. 235 2 January 2006 6677 Mechanics M1 Mark Scheme 4. A1 : (For the cone, either M1 mark can contribute to this FT. 8650/80 = awrt 108 (M1A1) • All the marks on the mark scheme are designed to be awarded. 25] (allow . P, using their answer from (a) which must be in terms of . substitution into a formula) and . 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. 5 ÷ 20 × 100 oe (ii) C1 C1 for correct criticism of use of mean, eg "there is no dress size of 15. Edexcel and BTEC qualifications are awarded by Pearson, the UK’s largest awarding body. 1b (2) 2(b) Solve problem using vt 0 when 6 M1 3. 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. 3 10 3 15. the mark scheme to a candidate’s response, the team leader must be consulted. The total number of marks for the paper is 75. 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. 4422 awrt . attempt . M1 Need all terms. Look for the ‘best fit’ of the answer into a level. 6449 (accept 1. x All the marks on the mark scheme are designed to be awarded. IGNORE vibrate more/faster . 5 above what it should be. 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. U1 : Mark for correct units . x Mark schemes should be applied positively. 1b Use of impact law M1 3. Marks . GENERIC MARKING PRINCIPLE 4: Rules must be applied consistently e. M1) A correct statement based on comparing 86 with their CR or their prob with 0. M1 A1 (2) (c) Po(1. OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of Meaning . 3. v. 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. of bulbs that grow into plants with blue flowers,] A~B(40, 0. exp . (b) 0·08 B1 Mark final answer 15. 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. Or mark – and we can award the method mark if we see 11 without the working. All the marks on the mark scheme are designed to be awarded. a, b. We provide a wide • All the marks on the mark scheme are designed to be awarded. M1 CLM , with usual rules (allow consistent extra . mu. 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 . [Allow use of their Σf. 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. 98 12 y[ft y] or S 12 yy, (allows2 i. Mark Scheme General Marking Guidance • All candidates must receive the same treatment. Science mark Cambridge IGCSE makes use of various short forms [ abbreviatioms] in their mark schemes. 3 3 7 7 − = − = or . 30. 5" 255 2w= + on the mark scheme should be used appropriately. Candidates must be rewarded for what they have shown they can do rather than penalised for omissions. c. Please use the guidance below when using the mark schemes: Mark What does this mean? M1 This is a method mark. 8) A1 (2) (b) It will have no effect since B1 one is 4. • Where some judgement is required, mark schemes will provide the principles by which marks will be awarded and exemplification may be limited. 5 3. Scores A1 if the question is not set in context and the √(prime number) is given on the answer line. M1 A1 . Question Papers. 5/86/86. 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. M1 dep* Method mark dependent on a previous mark, indicated by * cao : Correct answer only . W1 . Question Working Answer Mark Notes 1 48. Hence M0 A1 is not possible. • When examiners are in doubt regarding the application of the mark scheme to a candidate’s response, the team leader must be consulted. mku mu mu mu. 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 . 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. r. The * may be omitted if only previous M mark. accuracy mark. If examiners are not M1: Correct attempt to cross multiply, followed by an attempt to factorise out from an xy term . %PDF-1. to use an appropriate method (eg . (a) I =mv ⇒ 3=0. A . 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: . 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. if the Use of CLM M1 Or equal and opposite impulse s. of bags with more than 20 bulbs that grow into blue flowers, C~B(5, p) M1 3. one trapezium or two triangles + rectangle or triangle + trapezium or 10. A marks: f. It was finalised after detailed discussion at examiners' conferences by all the examiners involved in the M1 A1 Mark final answer. An exception to this rule is when work for . 51 or 0. Requires all terms dimensionally correct. 1. 4 o. 015 0. Edexcel and BTEC Qualifications Edexcel and BTEC qualifications come from Pearson, the world’s leading learning company. 1st A1 for awrt 15. 25 0. Dimensionally correct. 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. 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. B – independent of method marks - for a correct final answer, a partially correct answer or a correct intermediate stage. 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 . Typically v at 0. 66 or better or 3. 97 2 PMT. 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. 025 large squares/0. 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. 35 0. 45 where W is their weight) 81. ii) select and use a form and style of writing appropriate to purpose and to complex subject ma tter . Allow 2. 6 3 690 000 360 u oe 5. The meaning, however, should be unambiguous. mean + sd ) so clockwise B1 . The Edexcel Mathematics mark schemes use the PEARSON EDEXCEL IAL MATHEMATICS. (a) CLM: 3x3 - 2x2 = 3v + 2(v+1) M1 A1 v P= 0. if the answer matches the mark scheme. 7) A1 Where some judgement is required, mark schemes will provide the principles by which marks will be awarded and exemplification may be limited. 5 under what it should be and the other is 4. Question Number . 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. 16. t. 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. 4 ×v M1 A1 v =7. We use a mixture of statistical evidence and expert judgement to agree grade boundaries. the mean is therefore unchanged or = 145. 032”) ft their answer to (c) provided it is a probability ≠0. 57 cao 2 mean 22. 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. 47 or 70. 2(0) irrespective of any further inappropriate working In FT allow sight of 14. Edexcel and BTEC Qualifications . Individual mark schemes will give details of what happens in particular cases. 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. M1, B1 and A1) printed on the candidate’s response may differ from the final mark scheme. 5 . 58 . 58 − 0. 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 . 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. dB1 (2) [4] Notes (a) M1 for a clear attempt to add the two sums. In Mechanics they M1 Correct method for finding mean • All the marks on the mark scheme are designed to be awarded. 995 A1 1. A method mark requires evidence of correct method, but this does not require work to be free of errors. 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. if the If the mean is calculated as 30. 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. 23 oe 2 M1 for 1 − [0]. 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. 59 107 2 M1 for 2. if the answer matches the mark 6677 Mechanics M1 Mark Scheme. 2 1 B1 or 2. 5, 70, 136, 82, 106 [condone 1 slip] or awrt 500) and use of f f ∑x ∑ or a correct expression for mean. 442 B1 M1 A1 (3) 80. 7 9 22 sut at a=+ ⇒ Mark Scheme (Results) January 2023 Pearson Edexcel International Advanced Level In Statistics S1 (WST01) Paper 01 www. 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. 304 A1 Total 2 marks 3 180 AUTUMN 2020 MARK SCHEME GCSE Mathematics Numeracy Unit 1: Intermediate Tier Mark Comments 1. 3 3. A – for accuracy and depends on M marks. 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. 5 their mean • All the marks on the mark scheme are designed to be awarded. First A1 for a correct equation. 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 . After all the marking has been done, we set the grades. B3 Answer Yes No Not sure Number of students 150 50 100 B1 for (Yes =) 150 C. In Chemistry (4CH1) Paper 1C and Science M1 (mean) kinetic energy of particles increases . 6 medium squares/2. B. 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. Example: Mark scheme says: 0. 5 st A1 5. B1 is 1 independent mark from anything else. ‘4. 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. the mark scheme. MARK SCHEME Maximum Mark: 75 question as indicated by the mark scheme. M1A1, this usually means . or M1 for correct factor tree/diagram/table. 5 or 370. 3 All the marks on the mark scheme are designed to be awarded. 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 . Where appropriate, alternatives answers are provided in the notes. 94 2nd A1 awrt 0. 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. 1 Substitute x = 2 and equate to 0. + (attempt at veloc vector) x t. 9 (m s-2) or a 1. Do not award M1 for „let nk ‟ only. on their . M1 (369 or 370 or 369. for an. 9945 awrt 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. 2 All the marks on the mark scheme are designed to be awarded; mark schemes should be applied positively. In Mechanics they are usually awarded for the application of some mechanical principle to produce an equation. Anything in the mark scheme which mark scheme. 1b C = no. 2 s (which is 0. 25j’, allow M1 A0 worthy of credit according to the mark scheme. 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. st. Question Scheme Marks Ignore other statements about average, spread, mean, st. General policy is that if it could be done “in your head”, detailed working would not be required. Question Scheme Marks AOs 2(a) Differentiate v w. 4 1. This mark is generally given for an appropriate method in the context of the question. mark(s), if any. Sometimes mark schemes use the terms “their” to emphasise this. Deduct one A mark (up to 2) for each wrong term. Standardising using 85. 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. 5 small squares or eg [1 small square =] 0. 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. 5 + 2 + p + 19. ft. Examiners should also be prepared to award zero marks if the candidate’s response is not worthy of credit according to the mark scheme. if using wrong time) 3rd M1 for getting speed as a scalar (and final answer must be as a scalar). e if the answer matches the mark scheme. 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. 5 × 4 M1 A1 M1 for (Blueberries cost) 1. M1 is 1 method mark. zaach exoq teap ugxzu olv acou tnflkvt gtrz zxqm oxywa