Fuppose that the time required to complete a 1040R tax form is normally distributed with a mean of 100 minutes and a standard leviation of 20 minutes. What proportion of 1040R tax forms will be completed in at least 105 minutes? Round your answer to at east four decimal places.
Fuppose that the time required to complete a 1040R tax form is normally distributed with a mean of 100 minutes and a standard leviation of 20 minutes. What proportion of 1040R tax forms will be completed in at least 105 minutes? Round your answer to at east four decimal places.
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter24: Percent Practical Applications
Section: Chapter Questions
Problem 32A: A manufacturer estimates that 15,500 pieces per day could be produced with the installation of new...
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