Posted by **Noel** on Sunday, February 25, 2007 at 10:24pm.

If these samples were drawn from a population with mean male weight of 180 and mean female weight of 165, what is the probability that the difference between the mean male and female weights would be greater than the observed sample? (The sample means are female 167.2 with a sample size of 40 and male 179.41 with a sample sixe of 41)

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