SOLUTION: Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of minutes and a standard deviation of minutes. What proportion of 1040R tax forms
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Question 417711: Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of minutes and a standard deviation of minutes. What proportion of 1040R tax forms will be completed in at most minutes? Round your answer to at least four decimal places. Answer by stanbon(75887) (Show Source):
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