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Controls Charts Are Good for So Much More Than SPC

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Sustaining Predictable and Economic Operation: What Does It Take?

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Entropy. It feels a bit like that.
Credit: Gilles K

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What Will You Do With Your Next Vacation?

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Winter Morning Sunrise, Tunnel View, Yosemite Valley
Credit: Chase Lindberg

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Two Valued Stealth Mentors

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When Should We Use Extra Detection Rules?

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How do extra detection rules work to increase the sensitivity of a process behavior chart? What types of signals do they detect? Which detection rules should be used, and when should they be used in practice? For the answers read on.

A Bell-Shaped Distribution Does Not Imply Only Common Cause Variation

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Credit: Luc Galoppin

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Story update 9/26/2017: The words "distribution of" were inadvertently left out of the last sentence of the second paragraph.

Some Reflections... and a Challenge

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Five More Critical Six Sigma Tools: A Quick Guide

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ANOX: The Analysis of Individual Values

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Five Critical Six Sigma Tools: A Quick Guide

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