Six Sigma vs. Lean
What is the difference between Lean and Six Sigma?
Lean and Six Sigma are two different frameworks that can be used to improve the effectiveness of a given process. Lean is focused on customer value and waste reduction, while Six Sigma focuses on variation reduction and statistical analysis.
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Focus is on:
Cycle time reduction
Defect reduction (3.4 DPMO)
Five Philosophies of Lean
- Identify Value
- Map the Value Stream
- Create Flow
- Seek Perfection
Five Steps to improve a process (DMAIC)
Lean looks at the ways to increase the flow.
Six Sigma focuses on achieving consistency