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1.05   -0.78   1.10   0.56   1.96 These are possible answers that answer the question below. Please choose the suitable one.

1.05   -0.78   1.10   0.56   1.96 These are possible answers that answer the question below. Please choose the suitable one.

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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-1.05
 

-0.78
 

1.10
 

0.56
 

1.96

These are possible answers that answer the question below. Please choose the suitable one. 

You are a process engineer for a company that manufactures widgets. A particular machine at your company has some downtime during the day on 23.4% of days. You decided to make some changes to how the machine is calibrated in an attempt to reduce downtime. After monitoring the machine for 295 days after your changes were implemented, you find that the machine had some downtime during the day on 26.1% of days. Conduct a hypothesis test to determine if the proportion of days that the machine has downtime has changed, with = 0.05. Using this information, what is the test statistic in your analysis? Round intermediate calculations to four decimal places, and choose the closest choice to your answer.
Transcribed Image Text:You are a process engineer for a company that manufactures widgets. A particular machine at your company has some downtime during the day on 23.4% of days. You decided to make some changes to how the machine is calibrated in an attempt to reduce downtime. After monitoring the machine for 295 days after your changes were implemented, you find that the machine had some downtime during the day on 26.1% of days. Conduct a hypothesis test to determine if the proportion of days that the machine has downtime has changed, with = 0.05. Using this information, what is the test statistic in your analysis? Round intermediate calculations to four decimal places, and choose the closest choice to your answer.
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