The Most Efficient Design would most likely be employed when researchers wish to compare the effects of:

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Quizplus · Accepted Answer

The Most Efficient Design is a design that combines three different age cohorts that are tested at three different time points. It is commonly used to compare the effects of age vs. cohort. Therefore, option C is the best choice. Gender, education, and time intervals (months vs. years) are not related to the use of the Most Efficient Design.

The Most Efficient Design Would Most Likely Be Employed When