Two variables are correlated if
A)they both move up or down at about the same time.
B)an increase in one variable only causes another variable to increase.
C)a fall in one variable only causes another variable to fall.
D)changes in one have no effect on the other.
E)changes in one variable do not cause changes in the other.

Question

Quizplus · Accepted Answer

Variables are correlated when they tend to move together in the same direction. This means that when one variable increases, the other variable also tends to increase, and when one variable decreases, so does the other. This is known as a positive correlation.

Two Variables Are Correlated If