A correlation is a:
A) change in one variable that is caused by another.
B) simultaneous change in two variables.
C) relationship between two moderating variables.
D) relationship between cause and effect.

Question

Quizplus · Accepted Answer

A correlation is a statistical measure indicating the extent to which two or more variables fluctuate together. It represents the degree of co-variation between two variables, meaning that as one variable changes, the other also changes in a consistent way. However, correlation does not necessarily imply causation, which would make option D incorrect. Option A implies causation, which is incorrect, whereas option C refers to moderating variables, which is not relevant to the definition of correlation.

A Correlation Is A