In an experiment investigating the effectiveness of a new drug to treat depression, one group receives the new drug and the other group receives a placebo. The group receiving the placebo is called the __________ group.

Question

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The group receiving the placebo is called the control group because it serves as a baseline to compare the effects of the new drug against, ensuring that any observed effects can be attributed to the drug and not to other factors.

In an Experiment Investigating the Effectiveness of a New Drug