If a main effect is found in a factorial experiment,then:
A) one independent variable produced a bigger effect than another independent variable
B) one independent variable influenced another independent variable
C) the scores made under one independent variable were different than the scores made under another independent variable
D) the scores made under one level of an independent variable were different from the scores made under another level of the same independent variable

Question

Quizplus · Accepted Answer

A main effect in a factorial experiment indicates that there is a significant difference in the dependent variable across the levels of an independent variable, without considering interactions with other variables.

If a Main Effect Is Found in a Factorial Experiment,then