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| Six Sigma and Quality Management Glossary |
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January 20, 2022
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| Many of these terms are very specifically related to Six Sigma. Others are used in a general 'quality management' context and also in Six Sigma. As already explained, Six Sigma tends to embrace many other methodologies. A few of these terms are quite technical since they occur in the statistical, engineering and mathematical aspects of Six Sigma. acceptance, and acceptable quality level (ACL) - Acceptance has at least two different meanings in Six Sigma terminology, so be careful to understand w... |
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| Origin and Meaning of The Term Six Sigma Process |
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January 20, 2022
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| Graph of the normal distribution, which underlies the statistical assumptions of the Six Sigma model. The Greek letter σ (sigma) marks the distance on the horizontal axis between the mean, μ, and the curve's inflection point. The greater this distance, the greater is the spread of values encountered. For the curve shown above, μ = 0 and σ = 1. The upper and lower specification limits (USL, LSL) are at a distance of 6σ from the mean. Because of the properties of the normal distribution, values ly... |
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| Quality Management Tools and Methods Used In Six Sigma |
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January 20, 2022
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| Within the individual phases of a DMAIC or DMADV project, Six Sigma utilizes many established quality-management tools that are also used outside of Six Sigma. The following table shows an overview of the main methods used.• 5 Whys• Analysis of variance• ANOVA Gauge R&R • Axiomatic design• Business Process Mapping• Cause & effects diagram (also known as fishbone or Ishikawa diagram) • Chi-square test of independ... |
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| Disclaimer: |
| Not all the content at the links above were created by RIBO Auto Parts Co. Ltd.. Any opinions expressed are personal opinions of the authors. The content is provided for informational and entertainment purposes only and do not constitute an endorsement by RIBO, which makes no express or implied warranty or guarantee about the accuracy, copyright compliance, legality, or any other aspect of the content. |
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