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Regression, Correlation and Hypothesis Testing

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Question 3

Leo is investigating whether there is a correlation between the daily mean windspeed and the daily maximum gust in a particular coastal town.

a.

Suggest a suitable null and alternative hypothesis for a two-tail test.

[2]
b.

Leo takes a sample of 18 days and finds a product moment correlation coefficient of 0.51.

Carry out the hypothesis test at the 5% significance level.

[2]

Regression, Correlation and Hypothesis Testing Questions

  1. A Level
  2. /Maths
  3. /Regression, Correlation and Hypothesis Testing