plumiOutliers and cleaning data: Edexcel A‑Level Maths questions
Edexcel A-Level Maths past-paper questions on 2.3 Outliers and cleaning data, 2010–2025, 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 7 questions on Outliers and cleaning data, as a list
- June 2025, AS Statistics, Q2 (6 marks): Jasper is investigating the relationship between Daily Mean Pressure and Daily Mean Windspeed (Beaufort conversion) for Perth in 2015 using the data from the la
- June 2024, AS Statistics, Q2 (3 marks): Keith is studying the variable Daily Mean Wind Direction, in degrees, from the large data set. Keith summarised the data for Camborne from 1987 into 4 direction
- June 2023, Statistics, Q3 (7 marks): Ben is studying the Daily Total Rainfall, x mm, in Leeming for 1987 He used all the data from the large data set and summarised the information in the following
- November 2021, AS Statistics, Q2 (9 marks): The partially completed table and partially completed histogram give information about the ages of passengers on an airline. There were no passengers aged 90 or
- November 2020, Statistics, Q3 (10 marks): Each member of a group of 27 people was timed when completing a puzzle. The time taken, x minutes, for each member of the group was recorded. These times are su
- November 2020, AS Statistics, Q2 (5 marks): Jerry is studying visibility for Camborne using the large data set June 1987. The table below contains two extracts from the large data set. It shows the daily
- June 2019, Statistics, Q2 (11 marks): FEFEEeee ceedsEeeEEREEEEEC rT T TT %' +. | TT 7. | || | |. . . | || - . TT. Tt TIT TI -T T T 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 3
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