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The averagemean hours spent asleep for a group of people is

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The average/mean hours spent asleep for a group of people is 5.6 hours. The standard deviation is 1.0 hour.

A - What is the shortest time spent sleeping that would still place a person in the top 5% of sleeping times?

B - Between what two values does the middle 50% of the sleep time lie? (The middle 50% of sleep time lies between ___ hours on the low end, and ___ hours on the high end.)

Reference no: EM13636923

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