Was a power analysis conducted? If so which statement best describes the results of the power analysis?
a. The authors mention that an a priori power analysis was conducted and 200 subjects were
determined to be needed for the study.
b. The authors mention that a power analysis was conducted using four predictors and 1-way ANOVA using three independent groups for a needed sample size of 159.
c. The authors do not report that a power analysis was conducted.
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