Tag Archives: 1.5 sigma shift

The Shifty Business of Process Shifts: Part 3

Setting the Stage The primary motive for publishing this treatise is attributable to the mass of misunderstandings that currently exists about the nature and purpose of the Six Sigma Model (SSM) and its use of a 1.5σ shift. Where this … Continue reading

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The Technical History of Six Sigma

Setting the Stage As a first point of business, let’s set the stage for our ensuing discussion with a brief orientation on the technical evolution of Six Sigma.  In this way, we can get down into the boiler room of … Continue reading

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The Shifty Business of Process Shifts: Part 1

Setting the Stage To this day, some industry professionals are still perplexed by Six Sigma, especially when it comes to using the 1.5 sigma shift, often referred to as the shift factor.  In this context, the shift factor has been … Continue reading

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