Which of the following statements is not true?
A) In a 2 x 2 between-subjects factorial design, there are two potential main effects.
B) In a 2 x 2 x 2 between-subjects factorial design, there is one potential three-way interaction.
C) In a 3 x 2 mixed-subjects factorial design, one potential main effect is within-subjects.
D) In a 2 x 2 x 2 mixed-subjects factorial design, there are four two-way interactions.

Question

Quizplus · Accepted Answer

In a 2 x 2 x 2 mixed-subjects factorial design, there are actually three two-way interactions, not four. Each pair of variables can interact once, leading to three possible pairs and thus three two-way interactions.

Which of the Following Statements Is Not True