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October 26, 2014

Homework Help: statistics

Posted by Anonymous on Sunday, April 1, 2012 at 4:02am.

A football coach claims that the average weight of all the opposing teams’ members is 225 pounds. For a test of the claim, a sample of 50 players is taken from all the opposing teams. The mean is found to be 230 pounds, and the standard deviation is 15 pounds. At a = 0.01, test the coach’s claim. Find the P-value and make the decision.

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