CPK1 Process Capability Index: Cp, Cpk Process Capability is a measurement of a process's performance to the desired specification. It is expressed as a process capability index, Cp or Cpk (short-term processes). For long-term performance, process performance index, Pp and Ppk are used (figure 1). In this article, Cp and Cpk will be discussed. Process Capability Process capability is widely used to indicate a capability of process ou.. 2022. 8. 15. 이전 1 다음