When two variables in a graph are related to a third,changing the third causes
A) a movement along the curve.
B) a shift of the curve.
C) no change in the curve because the third variable isn't on the axes.
D) either a shift or a movement in the curve but more information is needed to determine which occurs.
E) None of the above answers is correct.

Question

Quizplus · Accepted Answer

A change in a third variable that is not on the axes typically causes a shift of the curve, as it affects the relationship between the two variables on the axes.

When Two Variables in a Graph Are Related to a Third,changing