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2.5.7 Hypothesis test using Pearson's coefficient (A-level only)

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Question 17

The temperature and the number of hours of sunshine on 12 days is recorded.

The product moment correlation coefficient is calculated to be r=0.636r = 0.636r=0.636.

Stating your hypotheses clearly test, at the 1% significance level, whether there is a positive correlation between temperature and hours of sunshine.

[4]
Markscheme

2.5.7 Hypothesis test using Pearson's coefficient (A-level only) Questions

  1. A Level
  2. /Maths
  3. /2.5.7 Hypothesis test using Pearson's coefficient (A-level only)

47 exam-style questions on OCR A Level Maths 2.5.7 Hypothesis test using Pearson's coefficient (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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