A company has been receiving complaints about the attitude of some sales clerks.Over a 10-day period, the total number of complaints was 250.The company wishes to develop a control chart for the number of complaints.What would the lower control limit on the number of complaints per day be for a 3 sigma (99.7%)control chart?
A)20
B)0
C)15
D)10

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The Answer of A company has been receiving complaints about the attitude of some sales clerks.Over a 10-day period, the total number of complaints was 250.The company wishes to develop a control chart for the number of complaints.What would the lower control limit on the number of complaints per day be for a 3 sigma (99.7%)control chart?
A)20
B)0
C)15
D)10

A Company Has Been Receiving Complaints About the Attitude of Some