Question: The upper and lower specification limits for a component are 3.98 and 4.02 inches, respectively. The process standard deviation is .004, and the process average
The upper and lower specification limits for a component are 3.98 and 4.02 inches, respectively. The process standard deviation is .004, and the process average is 4.005 inches. a) Compute the process capability indexes Cp, Cpl, Cpu, and Cpk
b) Is this process capable of achieving four-sigma performance (the four-sigma performance target value is 1.33)?
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