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Back to Basics: Who Takes the Risk?
  • Manufacturing, Medical Devices
  • Open Access

Back to Basics: Who Takes the Risk?

Acceptance sampling and process capability ratios explained

Publication:
Quality Progress
Date:
July 2021
Issue:
Volume 54 Issue 7
Pages:
pp. 64
Author(s):
Kholodov, Alexander
Organization(s):
Unomedical Ltd., Fanipol, Belarus

Abstract

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.

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