Question: please make sure to clearly answer what the proces mean is and process standard deviation Historically, the average time to service a customer complaint has
please make sure to clearly answer what the proces mean is and process standard deviation
Historically, the average time to service a customer complaint has been 11 days and the standard deviation has been 1.7 days, Management would like to specify the controllimits for an X-chart with a sample size of 11 and 3-sigma limits. The standard deviation of the sample means, og, days. (Enter your response rounded to decimal places) The UCL. for the chart is: days. (Enter your response rounded to 2 decimal places.) The LCL for the chart is: days. (Enter your response rounded to 2 decimal places)
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