28. The manager at Retail Rodeo wishes to develop the appropriate process control charts to monitor the time it takes t...

Question

Question

28. The manager at Retail Rodeo wishes to develop the appropriate process control charts to monitor the time it takes to serv

Answer 1

Answer #1

CL X = Mean of all sample means = (9.25 + 9.03 + 9.35 + 9.12)/6 = 9.1875

Hence,

It is greater than 9.0 but less than or equal to 9.25

Option B is correct.

Answer 2

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