If you are interested in any possible interaction effects between an extraneous variable and the independent variable, which of the following techniques you should use?
A) matching by holding the extraneous variable constant
B) matching by making the extraneous variable into another independent variable
C) matching by equating participants
D) counterbalancing

Question

Quizplus · Accepted Answer

Matching by making the extraneous variable into another independent variable allows for the examination of interaction effects between the original independent variable and the newly considered independent variable (previously an extraneous variable). This approach enables researchers to systematically study how the two variables influence each other and the dependent variable.

If You Are Interested in Any Possible Interaction Effects Between