Multiple Choice
A research team is doing a study of the effectiveness of medication vs. psychotherapy for treating schizophrenia vs. bipolar disorder. Participants are randomly assigned to receive either medication or psychotherapy. Which of the following is a classificatory variable in the study?
A) Which treatment the participants received
B) The number of symptoms that improved as a result of treatment
C) The diagnoses given to the participants
D) The length of treatment
Correct Answer:

Verified
Correct Answer:
Verified
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