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November 23, 2009The Six Sigma Handbook, Third Edition is the only comprehensive reference you need to make Six Sigma work for your...
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November 11, 2009Six Sigma and Minitab: A complete toolbox guide for all Six Sigma practitioners (2nd edition) by Quentin Brook
In completing my...
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October 19, 2009I thought I’d bring in some key points here before embarking on a serious Design of Experiment, or multiple regression...
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![Introduction to Design of Experiments]( "Introduction to Design of Experiments")
September 21, 2009The Basic Concepts Underlying DOE
Six Sigma stresses making alterations in existing business processes for improving overall efficiency. To make effective...
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August 26, 2009With a much anticipated and needed vacation coming to an end I thought I would deliver on my personal promise...
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![Six Sigma Glossary & Definitions]( "Six Sigma Glossary & Definitions")
August 26, 2009Alpha Risk – Risk of concluding that two characteristics are different when they are actually the same.
Alternative Hypothesis – Statement...
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August 24, 2009In general, a Six Sigma Black Belt should be quantitatively oriented.
With minimal guidance, the ...
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![Normality Assumption Explained]( "Normality Assumption Explained")
August 24, 2009The normality assumption is an extremely important topic in statistics, since the vast majority of statistical tools were built theoretically...
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![Equal Variance Assumption Explained]( "Equal Variance Assumption Explained")
August 22, 2009The equal variance assumption is important in statistics because it applies to two of the most widely used tools, the...