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chapter twenty
DFSS methods and uses for product- and
process-oriented research and development
And I remember misinformation followed us like a plague.
—Paul Simon
20.1 Introduction
Six Sigma methods are recognized by many companies as a means for reducing defects,
increasing company productivity, and improving company protability. Many consider
Six Sigma as an extension of total quality management (TQM) initiatives. The advantages
that Six Sigma has over other quality initiatives are that it applies statistical techniques not
only to product quality but also to many aspects of business operations to improve orga-
nizational efciency.
The label ...