For the pressure of aerosol cans, the process mean is 78.24 and the process standard deviation is 1.38, and the upper and lower customer specifications are 82.50 and 77.50 respectively. Hank considers adjusting the process mean to improve its process capability. Then what is the maximum increase in Cpk he can achieve by adjusting the process mean? (Round to 2 decimal places)

Practical Management Science
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ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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QUESTION 18
Hank Kolb, the quality assurance manager is assessing the capability of a process that puts pressurized grease in an
aerosol can.
For the pressure of aerosol cans, the process mean is 78.24 and the process standard deviation is 1.38, and the
upper and lower customer specifications are 82.50 and 77.50 respectively.
Hank considers adjusting the process mean to improve its process capability. Then what is the maximum increase in
Cpk he can achieve by adjusting the process mean? (Round to 2 decimal places)
Transcribed Image Text:QUESTION 18 Hank Kolb, the quality assurance manager is assessing the capability of a process that puts pressurized grease in an aerosol can. For the pressure of aerosol cans, the process mean is 78.24 and the process standard deviation is 1.38, and the upper and lower customer specifications are 82.50 and 77.50 respectively. Hank considers adjusting the process mean to improve its process capability. Then what is the maximum increase in Cpk he can achieve by adjusting the process mean? (Round to 2 decimal places)
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