Leo is investigating whether there is a correlation between the daily mean windspeed and the daily maximum gust in a particular coastal town.
Suggest a suitable null and alternative hypothesis for a two-tail test.
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.
51 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.