The birth weight of boy babies delivered at 40 weeks is normally distributed with a mean of 7.25 lb and a standard deviation of 0.88 lb. (a) Compute the probability that a randomly selected boy delivered at 40 weeks weighs less than 6.75 lb g. (b) Compute the probability a randomly selected sample of 16 boys delivered at 40 weeks has a mean weight of less than 6.75 lb

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