A gerontologist wants to determine the effectiveness of a psychosocial intervention to reduce caregiver burden among daughters of parents with Alzheimer's disease. Which of the following approaches is the gold standard for determining whether the intervention was effective?
A) experimental design
B) survey research
C) secondary data analysis
D) biography
E) participatory action research

Question

Quizplus · Accepted Answer

Experimental design is considered the gold standard for determining efficacy because it involves randomly assigning participants to treatment and control groups, which allows for comparison of outcomes between the groups. This helps to ensure that any observed differences between the groups are due to the intervention and not other factors.

A Gerontologist Wants to Determine the Effectiveness of a Psychosocial