If a researcher finds interaction between variable X and Y after controlling for Z,what would be the next step in the statistical analysis?
A)disregard Z and select a new control variable
B)disregard X and select a new independent variable
C)disregard Y and select a new dependent variable
D)incorporate Z into the analysis

Question

Quizplus · Accepted Answer

Since it has been determined that the interaction between X and Y is significant even after controlling for Z, incorporating Z into the analysis is the best choice. This will help to fully understand the relationship between all three variables and minimize any potential confounding effects. Disregarding Z or any of the other variables would not be appropriate.

If a Researcher Finds Interaction Between Variable X and Y