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Assume that men's weight are normally distributed with a mean given by = 162 lb and a standard deviation of 26 lb. (a) If one

Assume that men's weight are normally distributed with a mean given by = 162 lb and a standard deviation of 26 lb.

(a) If one man is selected at random, find the probability that his weight is less than 160 lb.

(b) If one man is selected at random, find the probability that his weight is greater than 160 lb and less than 170 lb.

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