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2.5.6 Pearson's product-moment correlation coefficient

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Question 1

Liam has collected data from 25 local parks to investigate the relationship between the number of trees and the local species diversity index. He calculates the product moment correlation coefficient (PMCC).

Which of the following statements best describes his calculated result of 1.051.051.05?

  • Definitely incorrect
  • Probably incorrect
  • Probably correct
  • Definitely correct
[2]
Markscheme

2.5.6 Pearson's product-moment correlation coefficient Questions

  1. A Level
  2. /Maths
  3. /2.5.6 Pearson's product-moment correlation coefficient

107 exam-style questions on OCR A Level Maths 2.5.6 Pearson's product-moment correlation coefficient. Each one has a worked solution and a mark scheme showing where the marks go.

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