What is SIX SIGMA ?
Six Sigma is a letter in the Greek alphabet used to denote the standard deviation of a process (standard deviation measures the variation or amount of spread about the process mean).
The "Six Sigma" term also refers to a philosophy, goal and/or methodology utilized to drive out waste and improve the quality, cost and time performance of any business. Six Sigma implementation is achieved through a series of successful projects. Process improvements and variation reduction are achieved through application of Six Sigma improvement projects, which in turn, are executed following either the DMAIC (Define, Mea ...more
There are two Six Sigma processes: Six Sigma DMAIC and Six Sigma DMADV, each term derived from the major steps in the process. Six Sigma DMAIC is a process that defines, measures, analyzes, improves, and controls existing processes that fall below the Six Sigma specification. Six Sigma DMADV defines, measures, analyzes, designs, and ...more