Marshall Hargrave is a stock analyst and writer with 10+ years of experience covering stocks and markets, as well as analyzing and valuing companies. Dr. JeFreda R. Brown is a financial consultant, ...
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While Calculating Pp and Ppk, How Do I Determine the Value of Short-Term and Long-Term Standard Deviation?
Short-term standard deviation is best used for Cp and Cpk. When calculating Pp and Ppk, the long-term standard deviation is your best choice. These measurements are commonly confused, even by skilled ...
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