The daily sunshine hours and the maximum temperature are recorded for 30 consecutive days in a summer month.
Suggest a null and alternative hypothesis for a two-tailed test to investigate whether there is a correlation between sunshine hours and maximum temperature.
The product moment correlation coefficient is calculated to be r=0.52r = 0.52r=0.52.
Test your hypotheses at the 1% 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.