Skip to content

Course home

Sign up

Regression, Correlation and Hypothesis Testing

EasyMediumHard
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134
Question 121

A glaciologist is investigating the linear relationship between the annual rate of ice melt, MMM mm, and the mean surface temperature, TTT degrees Celsius. Which of the following is not a possible value for the calculated product moment correlation coefficient, rrr?

  • −0.92-0.92−0.92
  • π4\frac{\pi}{4}4π​
  • log⁡2(2.5)\log_{2}(2.5)log2​(2.5)
  • cos⁡(4)\cos(4)cos(4)
[2]
Markscheme

Regression, Correlation and Hypothesis Testing Questions

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

340 exam-style questions on Edexcel A Level Maths Regression, Correlation and Hypothesis Testing, covering 1.1 Exponential Models, 1.2 Measuring Correlation, and 1.3 Hypothesis Testing for Zero Correlation. Each one has a worked solution and a mark scheme showing where the marks go.

Question bank