Most experts agree that depression is best treated using a combination of medication and therapy. A psychiatrist plans to conduct an experiment to examine the effects of two different types of therapy (cognitive behavioural therapy and psychodynamic therapy) and three different medications (Zoloft, Paxil and Effexor). Effects of therapy are believed to differ depending on the severity of a subject's depression. 180 subjects with mild depression and 120 subjects with severe depression are available for the experiment. At the end of one year, the improvement of each subject's condition will b

Question

Most experts agree that depression is best treated using a combination of medication and therapy.  A psychiatrist plans to conduct an experiment to examine the effects of two different types of therapy (cognitive behavioural therapy and psychodynamic therapy) and three different medications (Zoloft, Paxil and Effexor).  Effects of therapy are believed to differ depending on the severity of a subject's depression.  180 subjects with mild depression and 120 subjects with severe depression are available for the experiment. At the end of one year, the improvement of each subject's condition will b

anonymous · Answer

What type of experiment is this?