Math Solutions

(All Steps) The heights of American men aged 18 to 24 are normally distributed with mean 68 inches and standard deviation 2.5 inches. a.) What proportion

Question: The heights of American men aged 18 to 24 are normally distributed with mean 68 inches and standard deviation 2.5 inches.

a.) What proportion of young men have heights inside the range 65.5 to 70.5 inches?

b.) What is the probability that the average height of four young men is more than 70 inches?

c.) What is the 95th percentile for the average height of four young men?

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