Question: What should the MR-bar be?
This question also came from a webinar viewer: “Second question; how do you tell if a process is “controlled” or not? Is there a sort
Blog: Reader Questions
Question: Re-evaluating the average every time?
This question came from a webinar viewer: “You said that a minimum of 20 data points is a good place to start in order to
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Hi. I'm Mark Graban
I help businesses leaders and workers improve their activities and processes. With methods grounded in Lean, math and science- backed by data. Better to make choices based on facts- instead of opinions, hunches, or feelings. Learn how to convert data, metrics, and charts into knowledge and wisdom- to chose your next best action. That’s what I do and why I wrote "Measures of Success."