Minitab logo9/5/2023 The analysis can also indicate whether your process is centered and on target. When a process is capable, the process spread is smaller than the specification spread. The analysis evaluates the spread of the process data in relation to the specification limits. To perform the analysis, you must specify a lower or upper specification limit (or both) to define your process requirements. ![]() Estimate overall capability (Pp, Ppk) and potential capability (Cp, Cpk).Determine whether the data follow a normal distribution.Determine whether the process is stable and in control.Using this analysis, you can do the following: Sixpack to assess the assumptions for normal capability analysis and to evaluate only the major indices of process capability.
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