SixSigma

Six Sigma

Six Sigma

Illustration for Six Sigma, showing the Standard Normal Distribution in the background with a shift of -1,5 sigma, zero, and +1,5 sigma. This image by me is licensed under the Creative Commons Attribution-Share Alike 4.0 International license. Please credit the image as shown below. For digital documents and web pages please do include the links as shown below. Thank you.
By Christoph Roser at AllAboutLean.com under the free CC-BY-SA 4.0 license.