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1.5 Sigma shift - goofy!

Started by qamanager · 10 months ago

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50% of polled quality professionals indicated that they are not aware of why a process may shift 1.5 sigma. My goal is to explain it here.
On the other hand ….
The 1.5 sigmas added to the name Six Sigma are arbitrary and they are called “1.5 sigma shift ... Continue reading »

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