plumiStatistical sampling: OCR A‑Level Maths questions
Every OCR A-Level Maths exam question on S.1 Statistical sampling, 2018–2025, with its mark scheme and examiner’s report.
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All 9 questions on Statistical sampling, as a list
- June 2024, Paper 2, Q12 (4 marks): Ryan has to choose one student at random from a group of 11 students. Ryan makes the choice using a single throw of two fair, six-sided dice, together with the
- June 2024, AS Paper 1, Q13 (10 marks): Some students at a large school are doing a survey about attitudes to school uniform. They want to give a questionnaire to a random sample of 50 students at the
- June 2022, AS Paper 1, Q10 (6 marks): The table shows the increases, between 2001 and 2011, in the percentages of employees travelling to work by various methods, in the Local Authorities (LAs) in t
- November 2021, Paper 2, Q11 (12 marks): Zac is planning to write a report on the music preferences of the students at his college. There is a large number of students at the college. (a) State one rea
- November 2021, AS Paper 1, Q10 (6 marks): Jane conducted a survey. She chose a sample of people from three towns, A, B and C. She noted the following information. 400 people were chosen. 230 people were
- June 2019, AS Paper 1, Q8 (3 marks): (a) Joseph drew a histogram to show information about one Local Authority. He used data from the “Age structure by LA 2011” tab in the large data set. The table
- June 2019, AS Paper 1, Q10 (6 marks): The table shows extracts from the “Method of travel by LA” tabs for 2001 and 2011 in the large data set. Local Underground, Bus, Motorcycle, All people in Drivi
- June 2018, Paper 2, Q10 (9 marks): A certain forest contains only trees of a particular species. Dipak wished to take a random sample of 5 trees from the forest. He numbered the trees from 1 to 7
- June 2018, AS Paper 1, Q9 (2 marks): Jo is investigating the popularity of a certain band amongst students at her school. She decides to survey a sample of 100 students. (i) State an advantage of u
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