The denominator of the Pearson correlation equation corrects for _____ and _____ issues present in the numerator.
A) sample size; variability
B) sample size; non-normality
C) negative values; variability
D) negative values; nonlinear data

Question

Quizplus · Accepted Answer

The denominator corrects for the impact of sample size on the correlation coefficient (the smaller the sample, the greater the potential for chance correlation) and variability (the amount of variation in the data points). The other options are not accurate descriptions of the purpose of the denominator in the Pearson correlation equation.

The Denominator of the Pearson Correlation Equation Corrects for _____