You observe that the distribution of weights of individuals drawn from a random sample of the United States appears bimodal; there are peaks at 130 lbs. and 165 lbs. You were under the impression that weights follow a normal distribution. Why do you think this distribution differs so much? A.The sample is not representative of the population. B.Individuals’ weights better fit a uniform distribution. C.The standard deviation of weights is greater than the mean weight. D.The sample is comprised of males and females. E.None of the above
Normal distribution
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