September 2025

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Counting Lambdas: Why Black Belts Care About λ

  We’ve all heard the advice: if you can’t fall asleep, count sheep. But if you’re a Six Sigma Black Belt or someone deep into Continuous Improvement, you might find yourself counting something else—Lambdas (λ). That’s the inspiration behind this cartoon I drew early in my Six Sigma Black Belt training. Instead of fluffy sheep […]

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Are You Comfortable with a 5% Chance of Being Wrong?

  Are You Comfortable with a 5% Chance of Being Wrong? In the world of Continuous Improvement, we lean heavily on data. Statistical tools give us confidence in our decisions, helping us cut through noise and separate real signals from random variation. But here’s the catch: while we might be comfortable with concepts like “alpha

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