Dr. Smith wants to determine if a short-term therapy significantly reduces depre

Question

Dr. Smith wants to determine if a short-term therapy significantly reduces depression. prior the treatment, each patient will be asked to complete the depression test which renders a score from O-(low depression) to 75(high depression). patients will be asked to to complete the same instrument at the conclusion of their final appointment. which of the following Tests Dr. Smith will use to examine the effectiveness of short-term therapy on depression? O T test OANOVA test Paired t test chi square test

Explanation / Answer

as treatment is bing done on same subjects prior and after the treatment ; therefore subjects are related

hence correct option is :

paired t test

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