Following data of a new ATM use time (in minutes) are obtained from a bank. No....

 

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Following data of a new ATM use time (in minutes) are obtained from a bank. No. of Observation 2 3 4 5 2.6 1.9 2.1 2.6 2.3 2.6 2.0 2.1 1.9 2.7 2.1 2.4 2.3 2.6 2.2 2.3 2.5 2.5 Sample No. 1 2 3 4 1 2.7 2.4 Sample No. 5 6 7 8 No. of Observation 4 1 3 2.5 2.8 2.3 2.7 2.6 2.1 2.6 2.4 2 2.1 2.2 da 1.9 2.5 2.0 2.7 2.2 2.1 Construct mean control chart for the ATM. Find whether the process is in control or not? 5 2.8 1.9 2.5 2.4 Following data of a new ATM use time (in minutes) are obtained from a bank. No. of Observation 2 3 4 5 2.6 1.9 2.1 2.6 2.3 2.6 2.0 2.1 1.9 2.7 2.1 2.4 2.3 2.6 2.2 2.3 2.5 2.5 Sample No. 1 2 3 4 1 2.7 2.4 Sample No. 5 6 7 8 No. of Observation 4 1 3 2.5 2.8 2.3 2.7 2.6 2.1 2.6 2.4 2 2.1 2.2 da 1.9 2.5 2.0 2.7 2.2 2.1 Construct mean control chart for the ATM. Find whether the process is in control or not? 5 2.8 1.9 2.5 2.4

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To construct a mean control chart and determine whether the process is in control we need to follow these steps 1 Calculate the sample means for each ... View the full answer