One general concern for within-subjects research is that participation in one treatment condition may influence an individual's scores in a later treatment condition.This creates a threat to internal validity known as order effects or testing effects.

Question

Quizplus · Accepted Answer

This statement is true. Order effects or testing effects can occur in within-subjects research when participation in one treatment condition affects an individual's scores in a later treatment condition, potentially compromising the internal validity of the study.

One General Concern for Within-Subjects Research Is That Participation in One