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12 1 point A study found that the number of hours a college student sleeps on the weekend follows a normal distribution with a mean

12 1 point A study found that the number of hours a college student sleeps on the weekend follows a normal distribution with a mean of 12 hours and a standard deviation of 1.5 hours. If a randomly college student is selected, what is the probability the student will sleep between 9 and 14 hours on a weekend? 0.1146 0.2500 0.9082 0.8854

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