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4.3.1 Statistical hypothesis testing (A-level only)

4.3.1 Statistical hypothesis testing (A-level only)

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Question 12

A sample shows strong positive correlation between weekly exercise time and fitness-test score.

Explain why this does not show that increasing exercise time causes a higher fitness-test score.

[2]
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4.3.1 Statistical hypothesis testing (A-level only) Questions

  1. A Level
  2. /Maths
  3. /4.3.1 Statistical hypothesis testing (A-level only)

178 exam-style questions on WJEC A Level Maths 4.3.1 Statistical hypothesis testing (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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