An advantage of using a within-subjects design instead of a between-subjects design is
A)it is more economical in terms of participants
B)more control over confounding variables.
C)it reduces the chances of carryover effects.
D)a and b
E)all of these

Question

Quizplus · Accepted Answer

A within-subjects design is more economical because it requires fewer participants, and it provides more control over confounding variables since the same participants are used in all conditions, reducing variability due to individual differences. However, it does not reduce carryover effects; in fact, it may increase them.

An Advantage of Using a Within-Subjects Design Instead of a Between-Subjects