Browse Publications Technical Papers 2006-01-0554

Metrological Aspects of Six Sigma Applications 2006-01-0554

To monitor the success of the company in Six Sigma projects, it is critical to properly measure and confirm the quality of materials, parts, and processes.
Most of the currently used metrological guidelines determine measurement accuracy, stability, etc. as absolute values without regard to other parameters of a metrological system, in particular, measurement costs.
This article discusses the criteria based on Type I (rejection of a good part) and Type II (acceptance of a defective part) errors occurring during the quality control. The paper shows how the criteria can connect accuracy and measurement costs related to re-work or warranty.


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