A factorial study measures allergy symptoms before and after taking medication for a group taking the real medication and a control group taking a placebo. What kind of design is being used?
A) Between-subjects design
B) Within-subjects design
C) Repeated measures design
D) Mixed design

Question

Quizplus · Accepted Answer

This is a mixed design because it involves both between-subjects elements (comparing the group taking real medication to the control group taking a placebo) and within-subjects elements (measuring allergy symptoms before and after taking medication within each group).

A Factorial Study Measures Allergy Symptoms Before and After Taking