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Imagine a study that looks at nutrition and memory. Each subject is randomly assigned to one of three groups: high-protein diet; high-fiber diet; standard diet (control). After a month on this diet, each subject undergoes a memory test. The initial statistical analysis of this study would be conducted using __________ because __________.

A. Analysis of variance (ANOVA) / there are more than two levels of the independent variable
B. Analysis of variance (ANOVA) / there are more than two levels of the dependent variable
C. A t test / there are only two experimental conditions (plus a control condition)
D. A t test / the goal would be to compare high-protein with control and high-fiber with control

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