シックスシグマ: 統計学に基づいた業務改善方法を解説 [2025] • Asana

What Is Six Sigma?: Transform Your Organization's Productivity

Cp and Cpk are considered short-term potential capability measures for a process. In Six Sigma we want to describe processes quality in terms of sigma because this gives us an easy way to talk about how capable different processes are using a common mathematical framework. In other words, it allows us to compare apple processes to orange processes! | Lean Six Sigma Global