Back to Basics: Who Takes the Risk?
Acceptance sampling and process capability ratios explained
- Quality Progress
- July 2021
- Volume 54 Issue 7
- pp. 64
- Kholodov, Alexander
- Unomedical Ltd., Fanipol, Belarus
Acceptance sampling (or AQL) and process capability ratios (PCR, Cp and Cpk) coexist peacefully in modern statistical process control handbooks, but this could be misleading for quality newcomers. Let’s look at these tools from a historical distance.