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Suppose that the true mean number of hait folliches on a human head is 100,000 with a standard deviation of 40,000 folides and fallows a
Suppose that the true mean number of hait folliches on a human head is 100,000 with a standard deviation of 40,000 folides and fallows a normal distribution. The mean number of hair follicles on the heads of 20 randomly selected humans will be computed Find the probub-lity that in your sample the mean number of folliches will be 95,000 or more
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