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Six Sigma Methodology

Evolved from TQM methods, procedures to reduce defects, statistics

Structured methodology for product and process improvement / optimization and problem solving

Key features:

Customer requirements: specifications

Process thinking: understand the process

Data driven: reduction of variations, statistics, statistical process control

Structured approach: defined phases (roadmap), checkpoints

Tool box: tools to select from

Generally: - top down (management championing),

- projects lead by trained Six Sigma Green Belts and Black Belts

- team approach

Standard Six Sigma methodology is based on a 5 phase roadmap:

DMAICDefineDefine MeasureMeasureMeasureMeasure AnalyzeAnalyzeAnalyzeAnalyze ImproveImproveImproveImprove ControlControlControlControl

Six Sigma Methodologies Overview