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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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bennick bennick
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3 months ago
Use the following to answer the questions below:

It is generally believed that the heights of adults males in the U.S. are approximately normally distributed with mean 70 inches (5 feet, 10 inches) and standard deviation 3 inches and that the heights of adult females in the U.S. are also approximately normally distributed with mean 64 inches (5 feet, 4 inches) and standard deviation 2.5 inches. A small university is considering custom ordering beds for their dorm rooms. Answer the following questions about the lengths of beds in dorm rooms at this university.


The university plans on ordering custom sized beds such that 99% of male students are expected to fit in them when lying perfectly straight. What length beds should they order? Round your answer to the nearest inch.

▸ 75 inches

▸ 77 inches

▸ 78 inches

▸ 76 inches
Textbook 
Statistics: Unlocking the Power of Data

Statistics: Unlocking the Power of Data


Edition: 3rd
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cherylelcherylel
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3 months ago
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bennick Author
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3 months ago
Thank you, thank you, thank you!
Fleury
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Yesterday
Smart ... Thanks!
gma_of_7
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2 hours ago
this is exactly what I needed
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