Differnce between CPk and PPk
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hazux
May 26, 2010, 12:16:49 AM5/26/10
to Statistical Experts
What is the difference between CPk and PPk?
Hazux A
May 26, 2010, 9:10:34 AM5/26/10
to Statistical Experts
AS DISCUSSED, Cpk IS FOR SHORT TERM AND Ppk IS FOR LONG TERM.
IN OTHER WORDS, Cpk SHOWS WHETHER THE PROCESS IS PERFORMING WITHIN THE
SPECIFICATION. Ppk SHOWS WHETHER THE SAMPLE TAKEN FROM THE PROCESS IS
PERFORMING WITHIN THE SPECIFICATION.
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