Multiple Choice
Historically,the average time to service a customer complaint has been 3 days and the standard deviation has been 0.50 day.Management would like to specify the control limits for an 
chart with a sample size of 10- and 3- sigma limits.The LCL for the chart would be:
A) less than 2.40.
B) greater than 2.40 but less than or equal to 2.45.
C) greater than 2.45 but less than or equal to 2.50.
D) greater than 2.50.
Correct Answer:
Verified
Correct Answer:
Verified
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