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Process Capability Index Calculator (Cp, Cpk, Pp, Ppk)

Process Capability Index Calculator

Calculate Cp, Cpk, Pp, Ppk. Provide either raw measurements (optionally subgrouped) or mean & std directly.

Specification Limits

Input mode

Raw measurements (comma, space or newline separated)

Use within-subgroup σ for Cp/Cpk? (if applicable)