What is the probability that a randomly selected person

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A nation-wide survey of computer use at home indicated that the mean number of non-working hours per week spent on the internet is 11 hours with a standard deviation of 1.5 hours. If the number of hours is normally distributed what is the probability that a randomly selected person will have spent between 10 and 12 hours online over a one-week period?

Reference no: EM132846538

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