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Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 110 minutes and a standard deviation of 20 minutes. What proportion of 1040R tax forms will be completed in at least 80 minutes? Round your answer to at least four decimal places.

Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 110 minutes and a standard deviation of 20 minutes. What proportion of 1040R tax forms will be completed in at least 80 minutes? Round your answer to at least four decimal places.

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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**Question** Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 110 minutes and a standard deviation of 20 minutes. What proportion of 1040R tax forms will be completed in at least 80 minutes? Round your answer to at least four decimal places. **Instructions** You will be provided with an input box to enter your answer. Use the provided buttons to perform additional calculations if needed. **Note** Ensure accuracy in your calculations to receive full credit. Save your progress by selecting the "Save For Later" option if necessary. Submit your assignment once you have finalized your answer. **Options** - [Calculator Button] - [Reset Button] - [Help Button] **Action Buttons** - [Continue] - [Save For Later] - [Submit Assignment]
Transcribed Image Text:**Question** Suppose that the time required to complete a 1040R tax form is normally distributed with a mean of 110 minutes and a standard deviation of 20 minutes. What proportion of 1040R tax forms will be completed in at least 80 minutes? Round your answer to at least four decimal places. **Instructions** You will be provided with an input box to enter your answer. Use the provided buttons to perform additional calculations if needed. **Note** Ensure accuracy in your calculations to receive full credit. Save your progress by selecting the "Save For Later" option if necessary. Submit your assignment once you have finalized your answer. **Options** - [Calculator Button] - [Reset Button] - [Help Button] **Action Buttons** - [Continue] - [Save For Later] - [Submit Assignment]
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