How do you know what the y and x values are?

The “Y” is the main measure of what you’re trying to improve. When conducting process improvement, you’re trying to understand the root causes or “X”s that influence “Y.” On a Box Plot, the “X”s are the different columns or “stratifications” of”Y.” In the Webinar the “Y” was breakage and the “Xs” were the different shifts. In…

This post is only available to members.

Elisabeth Swan

Elisabeth is a Master Black Belt at GoLeanSixSigma.com, the co-author of The Problem-Solver’s Toolkit and co-host of the Just-in-Time Cafe. For over 30 years, she's helped leading organizations like Amazon, Charles Schwab and Marriott International, Inc. build problem-solving muscles with Lean Six Sigma to achieve their goals.