In experimental studies, but NOT in other studies,
A) the researcher manipulates the dependent variables.
B) the researcher manipulates the independent variables.
C) the researcher tries to eliminate the effects of extraneous variables.
D) the researcher examines a priori differences between groups.

Question

Quizplus · Accepted Answer

In experimental studies, the researcher manipulates the independent variables in order to observe the effect on the dependent variable. In other types of studies, such as observational or correlational studies, the researcher does not manipulate variables but simply observes them.

In Experimental Studies, but NOT in Other Studies