Quantifying Process Variation

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Quantifying Process Variation
10112051011206Quantifying Process VariationThe successful quality system will address several aspects of process and product control. Effective controls may be established only after understanding the fundamental nature of the variation to be controlled.
Descriptive Statistics Typically, descriptive statistics are computed to describe properties of empirical distributions, that is, distributions of data from samples. There are three areas of interest: the distribution's location or central tendency, its dispersion, and its shape. The analyst may also want some idea of the magnitude of possible error in the statistical estimate…
Thomas Pyzdek; Paul Keller: Handbook for Quality Management: A Complete Guide to Operational Excellence, Second Edition. Quantifying Process Variation, Chapter (McGraw-Hill Professional, 2013), AccessEngineering Export