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2023 Pearson Edexcel Level 3 GCE Mathematics Advanced PAPER 31: Statistics Question Paper and Mark Scheme Combined Unveiling Excellence!! R141,77   Add to cart
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2023 Pearson Edexcel Level 3 GCE Mathematics Advanced PAPER 31: Statistics Question Paper and Mark Scheme Combined Unveiling Excellence!!
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2023 Pearson Edexcel Level 3 GCE Mathematics Advanced PAPER 31: Statistics Question Paper and Mark Scheme Combined Unveiling Excellence!!

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  • May 20, 2024
  • 38
  • 2023/2024
  • Exam (elaborations)
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  • 2023 pearson edexcel level 3 gce mathematics advan

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Please check the examination details below before entering your candidate information Candidate surname Other names Centre Number Candidate Number Pearson Edexcel Level 3 GCE Tuesday 20 June 2023 Afternoon reference 9MA0/31 Paper Mathemati cs  Advanced PAPER 31: Statistics You must have: Total Marks Mathematical Formulae and Statistical Tables (Green), calculator 2023 Pearson Edexcel Level 3 GCE Mathematics Advanced PAPER 31: Statistics Question Paper and Mark Scheme Combined Unveiling Excellence!! Candidates may use any calculator allowed by Pearson regulations. Calculators must not have the f acility for symbolic algebra manipulation, differentiation and integration, or have retrievable mathematical formulae stored in them. Instructions• • Use black ink or ball -point pen. • If pencil is used for diagrams/sketches/graphs it must be dark (HB or B ). Fill in the boxes at the top of this page with your name, • centre number and candidate number. Answer all questions and ensure that your answers to parts of questions are clearly • labelled. Answer the questions in the spaces provided • – there may be more space than you need . You should show sufficient working to make your methods clear. • Answers without working may not gain full credit. Values from statistical tables should be quoted in full. If a calculator is used instead of • tables the value shou ld be given to an equivalent degree of accuracy. Inexact answers should be given to three significant figures unless otherwise stated. Information• • A booklet ‘Mathematical Formulae and Statistical Tables ’ is provided. • The total mark for this part of t he examination is 50. There are 6 questions. The marks for each question are shown in brackets – use this as a guide as to how much time to spend on each question . Advice • Read each question carefully before you start to answer it. • Try to answer e very question. • Check your answers if you have time at the end. Turn over ©2023 Pearson Education Ltd. *P72819A0120* P72819A N:1/1/1/ 1. The Venn diagram, where p and q are probabilities, shows the three events A, B and C and their associat ed probabilities. A B 0.13 0.05 0.25 0.3 C q p DO NOT WRITE IN THIS AREA (a) Find P( A) (1) The events B and C are independent. (b) Find the value of p and the value of q (3) (c) Find P( A½B′) (2) ___________________________________ __________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ ______________________________ _______________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _________________________ ____________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ ____________________ _________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _______________ ______________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ __________ ___________________________________________________________________________ DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA 2 *P72819A0220*  DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA DO NOT WRITE IN THIS AREA Question 1 continued _____________________________________________________________________________________ _____________________________________________________________________________________ _________________________________ ____________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ ____________________________ _________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _______________________ ______________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ __________________ ___________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________ ________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ ________ _____________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ ________________________________________________________________________________ _____ _____________________________________________________________________________________ _____________________________________________________________________________________ ___________________________________________________________________________ __________ _____________________________________________________________________________________ _____________________________________________________________________________________ ______________________________________________________________________ _______________ _____________________________________________________________________________________ _____________________________________________________________________________________ (Total for Question 1 is 6 marks) *P72819A0320* 3  Turn over

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