Suppose That The Time Required Tocomplete A 1040R Tax

Suppose that the time required tocomplete a 1040R tax form is normally distributed with a mean of 90 minutes and a standard deviation of 20 minutes. Whatproportion of 1040R tax forms will be completed in at most 111 minutes?Round your answer to at least four decimal places.

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Suppose that the time required tocomplete a 1040R tax

Question
Suppose that the time required tocomplete a 1040R tax form is normally distributed with a mean of 90 minutes and a standard deviation of 20 minutes. Whatproportion of 1040R tax forms will be completed in at most 111 minutes?Round your answer to at least four decimal places.

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