Chapter 4 Core Knowledge

DOI: 10.4324/9781003397649-6

Lean Six Sigma (LSS) uses a variety of process improvement models. Whereas the Define–Measure–Analyze–Improve–Control (DMAIC) model is the most prevalent, LSS also relies on additional problem-solving methodologies. This includes the Plan–Do–Check–Act (PDCA) model, well-liked in Lean Manufacturing and basic project management as well as alternative improvement models such as Select, Clarify, Organize, Run, and Evaluate (SCORE). Lean Six Sigma may also borrow from the Systems Development Life Cycle (SDLC) and/or facets of Agile.

In the most popular DMAIC model, the five phases, sometimes called steps, are the basis of most LSS training.

Each phase (or step) of this model supports tools, ideas, ...

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