Which of the following statements comparing within- and between-subjects designs is FALSE?
A) Within-subjects designs have more error variance than equivalent between-subjects designs.
B) Because participants in within-subjects designs take part in both the experimental and control conditions, there is perfect equivalence of participants in both conditions.
C) Within-subjects designs require fewer participants than equivalent between-subjects designs.
D) Because participants in within-subjects designs take part in both the experimental and control conditions, participants might deduce the hypothesis and alter their behavior accordingly.

Question

Quizplus · Accepted Answer

This statement is false because within-subjects designs actually have less error variance than equivalent between-subjects designs, due to the fact that each participant serves as their own control.

Which of the Following Statements Comparing Within- and Between-Subjects Designs