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Lean Six Sigma for Hospitals by Jay Arthur

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CHAPTER 11Statistical Tools for Lean Six Sigma

Some tools of Lean Six Sigma aren’t graphical; they’re simply analytical. Sometimes you want to be able to compare two processes or products and learn something about their quality using statistics alone. Healthcare research often uses these tools to compare the effects of two or more medications or protocols. Six Sigma practitioners can use these tools to compare performance before and after an improvement to verify its effectiveness. This falls under the category of something known as hypothesis testing.

When doing research or clinical trials, these statistical tools help to evaluate the efficacy of various medications or protocols. When using Lean Six Sigma to solve problems, they can help to ...

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