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In the Big Ten (the NCAA sports league) a sample showed that only 267 out of 584 freshmen football players graduated within 6 years. (a) At (alpha) a = .05 does this sample contradict the claim that at least half graduate within 6 years? State your hypothesis and decision rule. (b) Calculate the p-value and interpret it. (c) Do you think of difference is important, as opposed to significant?

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