Process Capability (Cp, Cpk) Vs Process Performance (Pp, Ppk)

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In this video, we'll cover the difference between Process capability (Cp, Cpk) and Process Performance (Pp, Ppk) based on the following parameters:
1. How standard deviation is calculated
2. The stage where SPC study is being conducted (Development, trial run, series production)
3. Short term or long term

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You missed the square in the ppk formula.

muthukumar-vuzf