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let x denote the height of a randomly selected female in North America. Let X de

ID: 3059290 • Letter: L

Question

let x denote the height of a randomly selected female in North America. Let X denote the height of a randomly selected female in North America. Suppose that the random variable X follows a normal distribution with mean 65 inches and standard deviation 3.5 inches. a. Compute the proportion of females in North America of height less than 60 inches. b. Compute the proportion of females in North America of hcight grcater than 72 inches. c. Compute the probability that a randomly selected female in North America is between 60 and 72 inches tall. d. Find the 75th percentile of women's height in North America. S inches

Explanation / Answer

let x denote the height of a randomly selected female in North America. Let X denote the height of a randomly selected female in North America. Suppose that the random variable X follows a normal distribution with mean 65 inches and standard deviation 3.5 inches. a. Compute the proportion of females in North America of height less than 60 inches. b. Compute the proportion of females in North America of hcight grcater than 72 inches. c. Compute the probability that a randomly selected female in North America is between 60 and 72 inches tall. d. Find the 75th percentile of women's height in North America. S inches