A correlation of zero between two quantitative variables means that
A) we have done something wrong in our calculation of r.
B) there is no association between the two variables.
C) there is no linear association between the two variables.
D) re-expressing the data will guarantee a linear association between the two variables.
E) none of the above

Question

Quizplus · Accepted Answer

A correlation of zero indicates that there is no linear association between the two variables, but there may still be a non-linear relationship.

A Correlation of Zero Between Two Quantitative Variables Means That