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Grand Daddy Of Quality - Walter Shewhart - GoLeanSixSigma.com

Grand-Daddy of Quality: Walter Shewhart

Dr. Deming was amazing, but who was his teacher? Who produced the PDCA Cycle? Who conceived of Statistical Process Control? The modest man behind the scenes, another fascinating product of the Hawthorne Works, was none other than Walter Shewhart. This year would have marked Walter Shewhart’s 129th birthday – truly…

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5 Ways To Improve A Process - GoLeanSixSigma.com

5 Ways to Improve a Process

Paul Simon wrote a song in 1975 called “50 Ways to Leave Your Lover,” but, when dealing with process improvement, there are really only “5 Ways to Improve a Process.”  It is all about reducing variation; whether it’s variation in time to serve a customer at the Bahama Bistro, variation…

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Lean Six Sigma Glossary - GoLeanSixSigma.com

Special Cause Variation

Special Cause Variation refers to variation in a process which is sporadic and non-random. All processes contain Common Cause Variation, but processes that exhibit Special Cause Variation do not perform in a predictable manner and are technically not in Control. Once Special Cause Variation has been identified it should be…

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