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?
Practise Edexcel A Level Maths Regression, Correlation and Hypothesis Testing with exam-style questions for A Level Maths. 100 questions covering Exponential Models, Measuring Correlation, and Hypothesis Testing for Zero Correlation, matched to the Edexcel A Level Maths (9MA0) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.