Human Heights Human heights are one ofmany biological
Chapter 6, Problem 19(choose chapter or problem)
Human Heights Human heights are one ofmany biological random variables that can be modeledby the normal distribution. Assume that the heights ofAmerican men have a mean of 69.5 inches and astandard deviation of 3.5 inches.a. What proportion of all men will be taller than 6'0"?(HINT: Convert the measurements to inches.)b. What is the probability that a randomly selectedman will be between 5'8" and 6'1" tall?c. President Barack Obama is 6'1". Is this an unusualheight?d. Of the 43 presidents elected from 1789 through2008, 18 were 6'0" or taller.1 Would you considerthis to be unusual, given the proportion found inpart a?
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