Understanding and Use of $C_{PK}$ and $P_{PK}$ According to the Pattern of Common and Assignable Causes

우연, 이상원인의 유형에 따른 $C_{PK}$, $P_{PK}$의 이해와 적용방안

The research proposes two calculation methods for estimating the overall, within and between standard deviation of population. These standard deviations can be used to evaluate the process capability and performance indexes. The guidelines for using $C_{PK}$ and $P_{PK}$ according to the pattern of common and assignable causes are presented.