A free online reference for statistical process control, process capability analysis, measurement systems analysis, control chart interpretation, and other quality metrics.
This step describes the key capability indices.
>> 6.1. Calculate Cp >> 6.2. Calculate Cpk >> 6.3. Interpret Cp and Cpk >> 6.4. Calculate Cpu and Cpl
Practical Tools for Continuous Improvement discusses other indices, such as Cpm and Cr.
The above article is an excerpt from the “Operational definition” chapter of Practical Tools for Continuous Improvement Volume 2 Statistical Tools.