DMAIC and DMADV are 2 methodology for exceution and design process in six sigma.

DMAIC is used to improve an existing business process and has five phases

Define - Define Opportunity

Measure  - Measure performance

Analyze - Analyze opportunity

Improve - Improve performance

Control - Control Performance


DMADV is used for new product or process design development and has five phases

Define - Define Opportunity

Measure - Measure CTQ (Critical to Quality)

Analyze - Analyze Relationship

Design - Design solution

Verify - Verify functionality


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