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• Archive: What is Six Sigma?Six Sigma is firstly introduced by Bill Smith, Motorola’s engineer in 1986 as a multi tools and techniques for continuous improvement.
• Then used as a central business strategy in 1995 at General Electric.
• Since then it is widely used in various industrial and services sectors.Six Sigma main goal is to continuously improve the process outcome through identifying and eliminating the defects as well as reducing variables within the process.
• It is a set of statistical tools and methods that are used within Six Sigma projects to reduce defects, increase profits or increase customer satisfaction.Six Sigma term is associated with process statistics, indicating process maturity by Sigma rating that reflects the free of defects products that it produce.
• A Six Sigma process means it has chances to have 3.4 defective outcomes per one million opportunities (DPMO).Six Sigma can be applied using either of methodologies:DMAIC?