The heights of American men aged 18 to 24 are normally distributed with a mean of 68
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Question:
The heights of American men aged 18 to 24 are normally distributed with a mean of 68 and a standard deviation of 2.5 inches. Answer the following questions.
Half of all young men are taller than ?
About 95% of all young men have heights between ?
What is the probability that a man selected at random will have a height above 72 inches? Use your standard score table.
Suppose you took a sample of 49 men, what is the probability that their mean height is greater than 67 inches? Use your standard score table.
Related Book For
Statistics for Business and Economics
ISBN: 978-0132930192
8th edition
Authors: Paul Newbold, William Carlson, Betty Thorne
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