Saturday

August 2, 2014

August 2, 2014

Posted by **Mia** on Tuesday, May 6, 2014 at 11:47am.

a. What is the probability that a randomly selected person sleeps more than 8 hours (to 4 decimals)?

b. What is the probability that a randomly selected person sleeps 6 hours or less (to 4 decimals)?

c. Doctors suggest getting between 7 and 9 hours of sleep each night. What percentage of the population gets this much sleep (to the nearest whole number)?

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