Refer to Exercise 8-18. Management believes that the dissatisfaction rate is 3%, so establish control limits based on this value. Comment on the ability of the store to meet this standard. If management were to set the standard at 2%, can the store meet this goal? What actions would you recommend?
In exercise
TABLE 8-16

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Number of Dissatisfied Customers Number of Dissatisfied Customers Sample Sample 12 13 14 15 16 17 18 19 20 4 4 12 10