Question: Please Provide Details Solution Steps. 3. (30 pts.) Truman State University wants to check the process of cleaning times of offices to see if it

Please Provide Details Solution Steps. 3. (30

Please Provide Details Solution Steps.

3. (30 pts.) Truman State University wants to check the process of cleaning times of offices to see if it is in or Out-of-Control process. In order to that, they took a sample each week for 8 consecutive weeks for the cleaning times of 5 offices. Below table shows the cleaning times for the offices for 8 consecutive weeks. Weeks Office 1 Office 2 Office 3 Office 4 Office 5 Week 1 15.6 14.3 17.7 14.3 15.0 Week 2 15.0 14.8 16.8 16.9 17.4 Week 3 16.4 15.1 15.7 17.3 16.6 Week 4 14.2 14.8 17.3 15.0 16.4 Week 5 16.4 16.3 17.6 17.9 14.9 Week 6 14.9 17.2 17.2 15.3 14.1 Week 7 17.9 17.9 14.7 17.0 14.5 Week 8 14.0 17.7 16.9 14.0 14.9 a) (20 pts. Develop a control chart for the above data. b) (5 pts.) Is this process in statistical control? c) (5 pts.) Estimate the process mean and standard deviation

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