Click SigmaXL > Templates & Calculators > Basic Process Capability Templates > Process Capability & Confidence Intervals to access the Process Capability Indices & Confidence Intervals calculator. The template gives the following default example.
Notes for use of the Process Capability & Confidence Intervals Calculator:
This calculator assumes that the Mean and Standard Deviation are computed from data that are normally distributed.
Reports Cp, Cpk if entered S is Within or Short Term (using a control chart).
Reports Pp, Ppk if entered S is Overall or Long Term.