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Download Actual 2024 AQA GCSE STATISTICS 8382/2H Higher Tier Paper 2 Question Paper + Mark Scheme A and more Exams Economic statistics in PDF only on Docsity!
Actual 2024 AQA GCSE STATISTICS 8382/2H Higher Tier Paper 2 Question Paper + Mark Scheme AQA# Please write clearly in block capitals. Centre number Candidate number Surname Forename(s) Candidate signature GCSE STATISTICS Higher Tier Paper 2 | declare this is my own work. Monday 17 June 2024 Afternoon Time allowed: 1 hour 45 minutes Materials For Examiner's Use For this paper you must have: Question Mark * a calculator 14 « mathematical instruments. 3 Instructions i e Use black ink or black ball-point pen. Draw diagrams in pencil. 7 Fill in the boxes at the top of this page. 8 e Answer all questions. 9 « You must answer the questions in the spaces provided. Do not write 10 outside the box around each page or on blank pages. 7" ¢ If you need extra space for your answer(s), use the lined pages at the end of this book. Write the question number against your answer(s). 2 ¢ Do all rough work in this book. Cross out any work you do not want 13 to be marked. 14 15 Information 16 « The marks for questions are shown in brackets. 17 ¢ The maximum mark for this paper is 80. « You may ask for more answer paper and graph paper. These must be 18 tagged securely to this answer booklet. 19 TOTAL OUNAOTgsppate Do not write outside the Answer all questions in the spaces provided. box 02 The index number for the price of a bike is © 100 in 2020 © 97 in 2022. What is the percentage change in price from 2020 to 2022? Circle your answer. [1 mark] Decrease of 3% Decrease of 97% _ Increase of 3% Increase of 97% In a town, 30% of the population are children. An interviewer decides to collect data in the town centre from a sample of 15 children and 35 people who are not children. Which name best describes the interviewer's sampling method? Circle your answer. [1 mark] Convenience Quota Random Systematic IB/G/Jun24/8382/2H 2 Do not write outside the 5 Ame has produced a new fitness app. box He records the number of downloads per week, for 8 consecutive weeks. Week 1 2 3 4 5 6 7 8 Downloads | 500 520 580 600 680 720 600 840 5 (a) Ame says, “520 people used the app in week 2.” Is he correct? Tick (“) a box. Yes No Cannot tell Give a reason for your answer. [1 mark] 5 (b) Here are the data again, with some 4-point moving averages completed. Week 1 2 3 4 5 6 7 8 Downloads 500 520 580 600 680 720 600 840 Moving Average 550 595 645 650 Complete the table by calculating the missing 4-point moving average. [2 marks] 04 IB/G/Jun24/8382/2H 4 Do not write outside the 5 (c) The time series graph shows the data for the 8 weeks. box Plot the 4-point moving averages and draw the trend line. [3 marks] 850+ 800 750 700 Downloads 650 600+ EEE } tf EEE 560 EEE Sr H 500 5 (d) Describe the trend, in context. [1 mark] Turn over > INN IB/G/Jun24/8382/2H 5 Do not write outside the 6 (b) Here is a different choropleth map of the same nine fields. box This map shows the amount of fertiliser the farmer used on each field. Key im Least fertiliser Oo Bi Most fertiliser The farmer makes the conclusion, “The fields that had more fertiliser produced better quality crops.” Comment on her conclusion by comparing the two choropleth maps. You should give a reason for and a reason against her conclusion. [2 marks] Reason for Reason against Question 6 continues on the next page Turn over > 07 IB/G/Jun24/8382/2H 6 (c) 6 (d) Do not write outside the Give one way the farmer could gain a greater amount of detail from the choropleth maps. box [1 mark] Write down one possible extraneous variable. [1 mark] 5 IB/G/Jun24/8382/2H 8 IMA 10 Do not write 8 342 teenagers were asked if they had ever spent a night alone at home. ono 58 of these teenagers said that they had. 8 (a) Calculate the percentage of these teenagers who said that they had spent a night alone at home. [2 marks] Answer % 8 (b) Estimate the percentage of all teenagers who have spent a night alone at home. Answer % State one assumption you have made. [2 marks] 4 10 IB/G/Jun24/8382/2H 10 11 Do not write . . . . outside the 9 The diagram shows information about sales of ice cream and sales of sunscreen. box Sales of ice cream (tonnes) Sales of sunscreen (1000 litres) Russ says, “Increased sunscreen sales are causing increased ice cream sales.” He is not correct. Write down a factor that may affect both sales of sunscreen and sales of ice cream. [1 mark] 1 Turn over for the next question Turn over > 11 IB/G/Jun24/8382/2H 11 13 Do not write outside the 10 (b) Shona says, box “The percentage of food sold in Week 1 that was Food B is 65%.” Comment on this statement. [1 mark] 3 Turn over for the next question Turn over > IM IB/G/Jun24/8382/2H 13 11 14 300 runners take part in a parkrun. Franco is investigating how far the runners travel to get to the parkrun. The table shows information about how they travel to the parkrun. Car Walk Cycle Other Child 90 28 41 2 Adult 108 12 16 3 Franco uses stratification before sampling 50 runners. 11 (a) Give a reason why stratification is appropriate. [1 mark] 11 (b) Franco says he needs 33 runners in his sample who travel by car. Is he correct? Show working to support your answer. Tick (W) a box. Yes No [2 marks] 14 IB/G/Jun24/8382/2H Do not write outside the box 14 16 12 Mair is investigating how many hours people sleep per night. Here is some information about how many hours 120 people slept for one night. Hoursiof O 0 2 3 4 5 6 7 8 9 10 Hours of sleep, /; [4 marks] IB/G/Jun24/8382/2H INIA Do not write outside the box 16 12 (b) Estimate the probability that a person, chosen at random, slept for more than 7 hours that night. 17 [2 marks] IMI Answer Turn over for the next question Do not write outside the box Turn over > IB/G/Jun24/8382/2H 17 14 14 (a) 14 (b) 1 19 Do not write itside the A school wants to estimate the number of students who have missed school to avoid ae a test. 720 students are given this survey with a fair, six-sided dice. Roll the dice once. If you roll a six, answer the question below honestly. If you do not roll a six, tick Yes. Have you ever missed school to avoid a test? Tick (“) a box. Yes No Explain why this is an appropriate method for the school to use. [1 mark] 634 students tick Yes. Work out an estimate of how many students answer the question honestly and tick Yes. [1 mark] Answer 2 Turn over > IB/G/Jun24/8382/2H 19 20 15 Clara is on a course that has three modules. Each module has a different weighting. Some information about the weightings and her marks is shown in the table. Module Weighting Mark A 30 26 B 40 Cc 90 74 15 (a) The weighted mean of Clara’s marks is 60 Work out Clara’s mark for Module B. [5 marks] Answer uN _. Do not write outside the box 20 
