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QUESTION 12 Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 90 minutes and a standard

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QUESTION 12 Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 90 minutes and a standard deviation of 10 minutes. What percentage of 1040R tax forms will be completed in at most 81 minutes? 44.90 18.41 55.10 81.59

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