What is the process capability cpk of the new system

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Reference no: EM131658715

1. A sales completion team, aiming to reduce the shipment time of urgent orders, studies the current process and finds that the current shipment time has a mean of 4 days with a standard deviation of 1.5 days. Industry expectations are for urgent shipments to be delivered between 1 and 5 days.

(a) What is the current process capability Cpk? Please keep 4 decimal places for your answer.

2. (Continue with Question above)

A sales completion team, aiming to reduce the shipment time of urgent orders, studies the current process and finds that the current shipment time has a mean of 4 days with a standard deviation of 1.5 days. Industry expectations are for urgent shipments to be delivered between 1 and 5 days.

(b) One manager felt that the mean could be reduced to 3 days without changing the standard deviation. What is the process capability Cpk of the new system? Please keep 4 decimal places for your answer.

3. A sales completion team, aiming to reduce the shipment time of urgent orders, studies the current process and finds that the current shipment time has a mean of 4 days with a standard deviation of 1.5 days. Industry expectations are for urgent shipments to be delivered between 1 and 5 days.

(c) Another manager felt that the standard deviation could be reduced to 0.8 days without changing the mean. What is the process capability Cpk of the new system? Please keep 4 decimal places for your answer.

Reference no: EM131658715

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