In a moderation model where X is the independent variable and W is the moderating variable, the inclusion of the interaction term (XW) is testing the effect of X on the dependent variable is conditional on W.

Question

Quizplus · Accepted Answer

Including the interaction term (XW) allows for testing if the effect of X on the dependent variable changes based on the level of W. This is the definition of a moderation model.

In a Moderation Model Where X Is the Independent Variable