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Suppose that the time required to complete a 1040R tax form is normal distributed with a mean of 90 minutes and a standard deviation of 15 minutes. What proportion of 1040R tax forms will be completed in at least 71 minutes? Round your answer to at least four decimal places. X

Suppose that the time required to complete a 1040R tax form is normal distributed with a mean of 90 minutes and a standard deviation of 15 minutes. What proportion of 1040R tax forms will be completed in at least 71 minutes? Round your answer to at least four decimal places. X

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Suppose that the time required to complete a 1040R tax form is normal distributed with a mean of 90 minutes and a standard deviation of 15 minutes. What proportion of 1040R tax forms will be completed in at least 71 minutes? Round your answer to at least four decimal places. 0 Continue X $ M 31 O Save For Later Submit Assig © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Ac ●
Transcribed Image Text:Suppose that the time required to complete a 1040R tax form is normal distributed with a mean of 90 minutes and a standard deviation of 15 minutes. What proportion of 1040R tax forms will be completed in at least 71 minutes? Round your answer to at least four decimal places. 0 Continue X $ M 31 O Save For Later Submit Assig © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Ac ●
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