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June 30, 2015

Homework Help: statistics

Posted by Anonymous on Wednesday, May 1, 2013 at 11:52pm.

researcher wants to know if state quarters have a weight that is mor than traditional quarters. he selected 18 state quarters and 16 traditional, weighed each of them and recorded data. test the claim that state quarters have a mean weight that is more than traditional quarters at the .05 level of significance.

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