plumiInference using normal and t-distributions: CAIE A‑Level Further Maths questions
Every CAIE A-Level Further Maths exam question on 4.2 Inference using normal and t-distributions, June 2024 and the specimen papers, with its mark scheme and examiner’s report.
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All 4 questions on Inference using normal and t-distributions, as a list
- June 2024, Paper 4, Q1 (4 marks): The times taken by members of a large cycling club to complete a cross-country circuit have a normal distribution with mean n minutes. The times taken, x minute
- June 2024, Paper 4, Q6 (8 marks): Jade is a swimming instructor at a sports college. She claims that, as a result of an intensive training course, the mean time taken by students to swim 50 metr
- Specimen, Paper 4, Q3 (8 marks): Employees at a particular company have been working seven hours each day, from 9 am to 4 pm. To try to reduce absence, the company decides to introduce ‘flexi-t
- Specimen, Paper 4, Q4 (7 marks): The number, x, of a certain type of sea shell was counted at 60 randomly chosen sites, each one metre square, along the coastline in country A. The number, y, o
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