Posted by **Robin** on Sunday, November 3, 2013 at 3:56pm.

According to the National Health Survey, the heights of adult males in the United States are normally distributed with mean 69.0 inches and standard deviation 2.8 inches.

A. What is the probability that an adult male chosen at random is between 61 inches and 71 inches tall?

B. What is the probability that an adult male chosen at random is more than 6 feet tall?

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