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Six Sigma

What is Six Sigma?<br>Overview of DMAIC?<br>Approaches, Tools & Techniques of Six Sigma

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Six Sigma

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  1. Six Sigma Martin Maduka Ejeagwu, MSc., MSc.

  2. SIX SIGMA A methodology for the continous improvement of processes CHARACTERISTICS • Focuses on customer • Fact-based on statistical evidence • Proven methodology that consists of tools

  3. AN OVERVIEW OF A SIX-SIGMA PROJECT D M A I C Paul Harmon; Business Process Change

  4. The DEFINE stage ENABLERS: The Tools 1. Project Charter 2. SIPOC (As-Is view) 3. Voice Of The Customer

  5. The MEASURE stage Approach -Data Collection -Data Measurement Plan -Data Evaluation -Failure Mode Effects Analysis (FMEA)

  6. The ANALYZE stage • Approach • 1. Graphical Analysis • 2. Statistical Analysis • Step 1: Describe the Problem • Step 2: Specify the Data Structure • Step 3: Formulate Hypothesis • Step 4: Declare Test Statistic & Distribution • Step 5: Choose the significance level • Step 6: Determine the rejection area • Step 7: Collect Data & Evaluate Test Statistics • Step 8: State the Decision

  7. The IMPROVE stage APPROACH CDAM Technique -Combine -Delete -Add -Modify

  8. The CONTROL stage Approach Process Control Systems (HMI/SCADA) -Genesis 64 -InTouch -WinCC

  9. Conclusion: • SIX SIGMA • Proven methodology • Tools & Approaches • Philosophy

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