plumiOutliers and cleaning data: OCR MEI A‑Level Maths questions
OCR MEI A-Level Maths past-paper questions on 2.3 Outliers and cleaning data, 2018–2025, with mark schemes and examiner’s reports where available. Add MadAsMaths questions to your practice, or browse them separately by topic and difficulty.
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All 12 questions on Outliers and cleaning data, as a list
- June 2025, Paper 2, Q10 (5 marks): The pre-release material contains information about life expectancy at birth for countries of the world at 10-year intervals from 1960 until 2020. The life expe
- June 2025, AS Paper 2, Q7 (5 marks): The pre-release material contains data on household waste recycling rates and mean income of taxpayers in different areas of England. The scatter diagram shows
- June 2024, Paper 2, Q14 (8 marks): The pre-release material contains medical data for 103 women and 97 men. The boxplot represents the weights in kg of 101 of the women from the pre-release mater
- June 2024, AS Paper 2, Q10 (6 marks): The pre-release material contains information about the birth rate per 1000 people in different countries of the world. These countries have been classified int
- June 2023, Paper 2, Q14 (8 marks): The pre-release material contains information concerning the median income of taxpayers in £ and the percentage of all pupils at the end of KS4 achieving 5 or m
- June 2023, AS Paper 2, Q6 (6 marks): An app on my new smartphone records the number of times in a day I use the phone. The data for each day since I bought the phone are shown in the stem and leaf
- June 2023, AS Paper 2, Q8 (4 marks): The pre-release material contains information on Pulse Rate and Body Mass Index (BMI). A student is investigating whether there is a relationship between pulse
- November 2021, Paper 2, Q12 (7 marks): Fig. 12.1 shows an excerpt from the pre-release material. A B C D E F G H 1 Sex Age Marital Weight Height BMI Waist Pulse 2 Female 34 Married 60.3 173.4 20.05 8
- November 2021, AS Paper 2, Q7 (7 marks): The pre-release material contains information about health expenditure. Fig. 7.1 shows an extract from the data. Health expenditure Country (% of GDP) Algeria 7
- November 2020, Paper 2, Q13 (7 marks): The pre-release material contains information concerning median house prices, recycling rates and employment rates. Fig. 13.1 shows a scatter diagram of recycli
- June 2019, Paper 2, Q14 (8 marks): The pre-release material includes data concerning crude death rates in different countries of the world. Fig. 14.1 shows some information concerning crude death
- June 2019, AS Paper 2, Q6 (13 marks): The large data set gives information about life expectancy at birth for males and females in different London boroughs. Fig. 6.1 shows summary statistics for fe
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