A "control group" is most likely to be found in which of the following?

Question

Quizplus · Accepted Answer

A control group is essential in experiments to establish a baseline against which the experimental groups are compared. The control group is used to determine whether changes in the outcome variable are due to the treatment or intervention being tested or to some other factors. A survey, cross-cultural study, or multiple cross-sectional study may not require a control group.

A "Control Group" Is Most Likely to Be Found in Which