Six Sigma - a Riddle wrapped up in an Enigma?
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The basic idea of Six Sigma is simple
The aim of Six Sigma is to increase the production quality and especially to reduce the error rate. Here a zero-error-rate is aimed for. This is why the Six Sigma concept is occasionally known under the term of „zero-error-strategy".
The underlying observation is that every process, as stable as it may be, is characterised by a certain natural variation.
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The Six Sigma Management Strategy
The difference to other quality improvement concepts is the implementation of those aims in the company. Generally with Six Sigma a high value is set on efficiency, also with the choice of suitable projects. This implicates a highly client-oriented focus as well as an evaluation of results based on measurable criteria. The so called 80/20 (pareto-) principle is often used.
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Define, Measure, Analyse, Improve, Control - this is a schematic concept carried out according to the Six Sigma projects.
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And what is a Six Sigma Green Belt?
The main work is done by the so called Six Sigma "Green belts" (according to the belt colour in Judo)
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Six Sigma Software
There are a lot of Six Sigma software tools trying to combine all Six Sigma methods in one tool. But one software trying to cover everything can never be that good as a specialised software package optimally tailored to particular areas.
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Useful Six Sigma links