A psychologist compares groups of patients who receive social skills training to similar groups of patients who do not receive social skills training. Patients at several hospitals are studied. This research is an example of a

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This research is an example of a clinical trial because it involves comparing a treatment (social skills training) to a control group (patients who do not receive the training) to assess the effectiveness of the treatment.

A Psychologist Compares Groups of Patients Who Receive Social Skills