Which is NOT an assumption when using the Pearson correlation coefficient?
A) the two variables are assumed to have been measured using metric measures
B) the two variables are assumed to have been measured using nonmetric measures
C) linear relationship
D) normal distribution
E) all of these choices are assumptions when using the Pearson correlation coefficient

Question

Quizplus · Accepted Answer

The assumption when using the Pearson correlation coefficient is that the two variables are measured using metric measures. Nonmetric measures cannot be used with Pearson's correlation coefficient, but rather with other correlation measures such as Spearman's correlation coefficient.

Which Is NOT an Assumption When Using the Pearson Correlation