A control group is to an experiment as _____ is to a clinical trial.

Question

Quizplus · Accepted Answer

In a clinical trial, the placebo group serves as the "control" group, just as a control group does in an experiment. The purpose of the placebo group is to compare the effects of the treatment being tested to the effects of a placebo, which is a substance that has no therapeutic effect. By comparing the two groups, researchers can determine whether the treatment being tested is actually effective or not.

A Control Group Is to an Experiment as _____ Is