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Chapter 13
Measurement and Continuous
Improvement: Details
Measurement and Analysis for Continuous Improvement
The collection of information for quality and process control purposes is at
best a value-assisting activity. Its cost-of-quality category would therefore be
Appraisal or Prevention.
Consider, for example, a job in which the torque with which a fastener is
tightened is a critical-to-quality characteristic. Most quality auditors would be
more than satisfied, and rightly so under straight quality management system
(QMS) standards, if the torque gage were calibrated properly and the mea-
surements recorded accurately. Application of the t ...