When an experiment includes more than one independent variable, it is using a(n) ____.
A) meta-analysis
B) factorial design
C) main effect
D) interaction effect

Question

Quizplus · Accepted Answer

In a factorial design, there are two or more independent variables being manipulated simultaneously, allowing for the examination of main effects and interaction effects between the variables. Therefore, B is the correct answer. A meta-analysis involves pooling data from multiple studies, while main effect and interaction effect are terms used to describe the results of a factorial design.

When an Experiment Includes More Than One Independent Variable, It