Refer to Exercise. Find the amount of sleep that is exceeded by only 25% of students. In
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Refer to Exercise. Find the amount of sleep that is exceeded by only 25% of students.
In Exercise, University and college students average 7.2 hours of sleep per night, with a standard deviation of 40 minutes. If the amount of sleep is normally distributed, what proportion of university and college students sleep for more than 8 hours?
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Related Book For 
Statistics For Management And Economics Abbreviated
ISBN: 9781285869643
10th Edition
Authors: Gerald Keller
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