plumiDescriptive statistics and graphs: OCR A‑Level Psychology questions
Every OCR A-Level Psychology exam question on Descriptive statistics and graphs, 2021–2025, with its mark scheme and examiner’s report.
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All 38 questions on Descriptive statistics and graphs, as a list
- June 2025, Paper 1, Q2 (1 mark): Which symbol means ‘much greater than’? A < B < < C > D > >
- June 2025, Paper 1, Q8 (1 mark): Calculate the range for the following data set. Number of correct answers Participant on test out of 10 1 7 2 6 3 4 4 7 5 6 6 3 7 5 8 7 9 8 10 4 A 5 B 7 C 9 D 1
- June 2025, Paper 1, Q10 (1 mark): Which of these core studies reported on the average score of a cognitive ability? A Blakemore and Cooper (1970) Impact of early visual experience B Bocchiaro et
- June 2025, Paper 1, Q11 (1 mark): If the variance of a set of data from 10 participants is 33.64, what is the standard deviation? A 3.4 B 5.8 C 58 D 336.4
- June 2025, Paper 1, Q12 (1 mark): Use the data in the graph to identify the concentration score at 10:00am. 20 18 16 14 12 Concentration 10 score (max. 20) 8 6 4 2 0 07:00 09:00 11:00 13:00 15:0
- June 2025, Paper 1, Q26(a) (4 marks): Sketch a fully labelled pie chart showing the data displayed in Table 1.
- June 2025, Paper 1, Q26(b) (6 marks): Outline two conclusions from the data presented in this pie chart. 1
- June 2025, Paper 1, Q27 (3 marks): Use the data in Table 2 to calculate the percentage of people who answered ‘yes’ to the question ‘Do you think stress can be a good thing?’ Show your working. W
- June 2024, Paper 1, Q4 (1 mark): Which of the following is the best measure of central tendency to use if there is an extreme value in the data set? A both the mean and the mode B mean C median
- June 2024, Paper 1, Q5 (1 mark): If the standard deviation of a data set is 9, what is the variance? A 3 B 4.5 C 9 D 81
- June 2024, Paper 1, Q8 (1 mark): What is 57.638 written to two significant figures? A 57 B 57.63 C 57.64 D 58
- June 2024, Paper 1, Q16 (1 mark): Which measure of dispersion only uses the lowest and highest values in a data set? A range B standard deviation C variance D none of the above
- June 2024, Paper 1, Q18(a) (1 mark): Which of these is the mean score of the 20–30 year old participants? A 12 B 15 C 16 D 17
- June 2024, Paper 1, Q18(b) (1 mark): Which of these results from the table above would be classed as anomalous data? A 5 B 13 C 17 D 19
- June 2024, Paper 1, Q25 (3 marks): Outline one conclusion that can be made from the raw data presented in this table.
- June 2024, Paper 1, Q26 (4 marks): Draw a fully labelled bar chart showing the mean number of words recalled in each condition. Plot the means to two significant figures.
- June 2023, Paper 1, Q2 (1 mark): A group of 220 people answer a question about whether they prefer the colour blue or the colour red. 160 people state that they prefer the colour blue and 60 pe
- June 2023, Paper 1, Q3 (1 mark): Which of these descriptive statistics involves a comparison to 100 as a reference? A mean B median C mode D percentage
- June 2023, Paper 1, Q9 (1 mark): Which of these best describes what the variance informs us of? A dispersion around the mean B dispersion around the median C dispersion around the mode D disper
- June 2023, Paper 1, Q10 (1 mark): In Milgram’s (1963) study of obedience, 14 of the 40 participants were disobedient. What is this expressed as a percentage? A 5.6% B 14% C 35% D 65%
- June 2023, Paper 1, Q12 (1 mark): What is 5% expressed as a fraction? 1 A 2 1 B 20 1 C 5 1 D 50
- June 2023, Paper 1, Q16 (1 mark): What is 25.8961 written to two decimal places? A 25 B 25.88 C 25.89 D 25.90
- June 2023, Paper 1, Q20 (1 mark): Which measure of central tendency looks for the most frequently occurring response in the data? A mean B median C mode D none of them for the next question
- June 2023, Paper 1, Q27 (3 marks): Calculate the mean rating of friendliness in each condition. Show your workings.
- June 2023, Paper 1, Q28(a) (4 marks): Draw a fully labelled bar chart showing the mean rating of friendliness in each condition in this study.
- June 2023, Paper 1, Q28(b) (4 marks): Outline one conclusion that can be reached from the information in this bar chart.
- June 2023, Paper 1, Q29 (2 marks): Explain why it may have been better to use the median to calculate the measure of central tendency in this study rather than the mean.
- June 2022, Paper 1, Q5 (1 mark): If the variance is 36, what is the standard deviation? A 3 B 6 C 18 D 1296
- June 2022, Paper 1, Q9 (1 mark): Which is the simplest form of the ratio 12:8? A 2:3 B 3:1 C 3:2 D 6:4
- June 2022, Paper 1, Q12 (1 mark): What decimal is represented by the fraction 1/25? A 0.25 B 0.04 C 0.02 D 0.05
- June 2022, Paper 1, Q27 (3 marks): Outline one conclusion that can be obtained from this study from the data presented in this table.
- June 2022, Paper 1, Q28 (4 marks): Draw a fully labelled pie chart showing the percentage of males compared to females who made gestures whilst on the phone.
- November 2021, Paper 1, Q2 (1 mark): If the standard deviation for a set of scores is 6.3, what is the variance? A 2.51 B 6.3 C 12.6 D 39.69
- November 2021, Paper 1, Q25(a) (3 marks): Calculate the mean for the number of snacks taken from the fridge in the week without eyes on the door. Show your workings and write to three significant figure
- November 2021, Paper 1, Q25(b) (3 marks): Calculate the median and range for the number of snacks taken from the fridge in the week with eyes on the door. Show your workings.
- November 2021, Paper 1, Q26 (3 marks): The snacking of participant (c) was less during the week with eyes on the fridge than in the week without eyes on the fridge. Calculate this reduction as a perc
- November 2021, Paper 1, Q27(a) (3 marks): What does the information from the standard deviation for each condition from this study presented below inform us? Standard deviation for each condition Withou
- November 2021, Paper 1, Q27(b) (3 marks): Outline one strength of using the standard deviation rather than the variance as the measure of dispersion for the data collected in this study.
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