plumiHypothesis tests for correlation: WJEC A‑Level Maths questions
WJEC A-Level Maths past-paper questions on 5.3 Hypothesis tests for correlation, 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 6 questions on Hypothesis tests for correlation, as a list
- Summer 2025, Unit 4, Q3 (8 marks): 3. A city councillor is investigating the decline in the number of bus drivers in the city. During her research, she finds an article claiming that delivery com
- Summer 2024, Unit 4, Q3 (8 marks): 3. Awena has a large data set of body measurements, and she wants to investigate relationships between body dimensions. In this particular investigation, she is
- Summer 2023, Unit 4, Q5 (7 marks): 5 A medical researcher is investigating possible links between diet and a particular disease. She selects a random sample of 22 countries and records the averag
- Summer 2022, Unit 4, Q5 (8 marks): 5 A government statistician wishes to investigate whether there is positive correlation between the variables Average score in the National Reading Test and Ave
- Summer 2019, Unit 4, Q5 (9 marks): 5 A bowling alley manager in the UK is concerned about falling revenues. He collects data from the United States, hoping to use what he finds to revive his busi
- Summer 2018, Unit 4, Q5 (8 marks): 5 Rebecca is a farmer who is monitoring prices for products to use on her farm. She records the prices of two products made from different grains, wheat and oat
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