“Daddy what is Six Sigma?” I hear my 11 year old daughter ask from the passenger seat as we get ready to leave the bookstore where I had purchased a Six Sigma book. I thought of what to say and for some reason the definition that follows just did not seem appropriate.
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Six Sigma Textbook Definition : The Six Sigma methodology is a business-management strategy designed to improve the quality of process outputs by minimizing variation and causes of defects in processes. It is a subset of the TQM methodology with a heavy focus on statistical applications used to reduce costs and improve quality. It sets up a special infrastructure within the organization that is specifically trained in statistical methods and problem solution approaches that serve as the experts in these approaches.