Sigma levels and defects per million chances and output rates for each
Quality management for sustainable manufacturing: Moving from
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How much is the error percentage in a 4.5 sigma control system? - Quora
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Process Sigma –
Can you explain the meaning of 3.4 defects per million
Defects per million opportunities (DPMO)
Six Sigma = 3.4 DPMO … Why?
A LEAN SIX-SIGMA MANUFACTURING PROCESS CASE STUDY
What is Sigma Quality Level?, Blogs