In a study where participants are assigned to one of two treatment groups (medication versus cognitive therapy),the type of treatment received is the
A)third variable.
B)classificatory variable.
C)dependent variable.
D)independent variable.

Question

Quizplus · Accepted Answer

In this study, the treatment type (medication vs. cognitive therapy) is being manipulated by the researchers, and thus is the independent variable. The dependent variable would be the outcome being measured (e.g. reduction in symptoms). The other options are not applicable in this scenario.

In a Study Where Participants Are Assigned to One of Two