No zero-order relationship exists,but a relationship does appear when the two variables are examined in the presence of a control variable.The control variable in this situation is known as a(n)
A)incremental variable.
B)distorter variable.
C)suppressor variable.
D)ghost variable.
E)magic variable

Question

Quizplus · Accepted Answer

The control variable in this situation is referred to as a suppressor variable. This variable can help reveal a relationship between the two primary variables by suppressing the effects of an extraneous variable. Unlike an incremental variable, which adds to the variance accounted for by the primary variables, a suppressor variable does not necessarily have a direct relationship with the criterion variable but can improve the overall predictive power of the model.

No Zero-Order Relationship Exists,but a Relationship Does Appear When the Two