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A survey was conducted to measure the number of hours per week adults in the United States spend on their computers. In the survey, the

A survey was conducted to measure the number of hours per week adults in the United States spend on their computers. In the survey, the number of hours were normally distributed, with a mean of 7 hours and a standard deviation of 1 hour. A survey participant is randomly selected.

(a) Find the probability that the number of hours spent on the computer by the participant is less than 5 hours per week. Comments welcome by all!

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