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1.3 Hypothesis Testing for Zero Correlation

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Question 14

A medical researcher records the age and systolic blood pressure of 20 patients. The product moment correlation coefficient for this data is calculated as r=0.482r = 0.482r=0.482.

Stating your hypotheses clearly test, at the 1% significance level, whether there is a positive correlation between age and systolic blood pressure.

[4]
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1.3 Hypothesis Testing for Zero Correlation Questions

  1. A Level
  2. /Maths
  3. /1.3 Hypothesis Testing for Zero Correlation

49 exam-style questions on Edexcel A Level Maths 1.3 Hypothesis Testing for Zero Correlation. Each one has a worked solution and a mark scheme showing where the marks go.

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