The nurse wishes to conduct a study on the effectiveness of animal-assisted therapy in alleviating symptoms of depression
One group of subjects would attend regular counseling sessions in the company of a dog, whereas the other group would attend regular counseling sessions without a dog present. In this study, the dogs would represent:
A) Control group
B) Treatment group
C) Intervention
D) Placebo
Ans: C
Feedback:
The hallmark of the experimental study is random assignment of subjects to treatment (intervention) and control groups, which controls for potential unknown confounding variables. In this case, the dogs are the intervention or treatment, the group of subjects who are exposed to them during counseling sessions are the treatment group, and the group of subjects who are not exposed to them are the control group. Placebo refers to the control group.
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