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Great question. I’m not sure how new you are but if you’re truly starting out then a great place to begin is our online Yellow Belt Training. It’s 8 hours of self-paced instruction in the basics of Lean Six Sigma (and, bonus, it’s free!). Hypothesis testing doesn’t come into play until the Black Belt level…
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Elisabeth Swan

Elisabeth is a Master Black Belt at, 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.