DMAIC — Six Sigma
Define → Measure → Analyse → Improve → Control with tollgates.
Rendering…
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flowchart LR
D[Define\nproject charter, SIPOC] --> M[Measure\nbaseline, capability]
M --> A[Analyse\nroot cause, hypothesis tests]
A --> I[Improve\npilot solutions]
I --> C[Control\ncontrol charts, SOP]
C --> Sustain[Sustain]
C -.->|special-cause variation| A