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Process Capability (Cp, Cpk) and Process Performance (Pp, Ppk): What’s the Difference?

Process capability and process performance are calculations intended to show how a process is faring. These calculations can be stacked against a distribution to see how they measure up against a ...
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A Step-by-Step Guide: How to Calculate Your Process Sigma

How do you calculate your Process Sigma? Determining the lowest acceptable defect rate in your production is a way to ...