6. NAICS North American Industry Classification System largely replaced the older Standard Industrial Classification (SIC)
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12. Six Sigma Analysis: DMAIC 1. D efine the problem and the project goals. 2. M easure key aspects of the current process and collect relevant data. 3. A nalyze the data to investigate and verify cause-and-effect relationships. 4. I mprove or optimize. 5. Set future c ontrols.