Assume that the height of people, measured in inches, has a normal distribution with a mean of 65 inches and a standard deviation of 4 inches A) Find the probability that a randomly selected person has a height greater than 68 inches. B) Find the probability that a sample of 9 randomly selected people has a mean height greater than 68 inches?
Assume that the height of people, measured in inches, has a normal distribution with a mean of 65 inches and a standard deviation of 4 inches A) Find the probability that a randomly selected person has a height greater than 68 inches. B) Find the probability that a sample of 9 randomly selected people has a mean height greater than 68 inches?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 22PFA
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Assume that the height of people, measured in inches, has a
A) Find the probability that a randomly selected person has a height
greater than 68 inches.
B) Find the probability that a sample of 9 randomly selected people has a
mean height greater than 68 inches?
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