Ally McBeal Is Doing a Study

Ally McBeal is doing a study. She is interested in the effects of gender, ethnicity, and diet on weight loss. Ethnicity has 5 categories. Every participant receives a diet of 1200 calories/day, first with a low fat menu for one week and then with a no fat menu for another week. What type of design is this?

A) Single-factor repeated-measures design with 3 levels
B) 2 × 5 × 2 factorial design
C) 2 × 2 × 2 factorial design
D) 2 × 5 × 2 factorial design with repeated measures on all factors
E) 2 × 5 × 2 factorial design with repeated measures on the 3^rd factor

Correct Answer:

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