The Certified Six Sigma Black Belt is a professional who can explain Six Sigma philosophies and principles, including supporting systems and tools. A Black Belt should demonstrate team leadership, understand team dynamics and assign team member roles and responsibilities.

Black belts have a thorough understanding of all aspects of the define, measure, analyze, improve and control (DMAIC) model in accordance with Six Sigma principles. They have basic knowledge of lean enterprise concepts, are able to identify non-value-added elements and activities and are able to use specific tools.


Here are the experience and exam specifics for the Certified Six Sigma Black Belt.

Work Experience

Six Sigma Black Belt requires two completed projects with signed affidavits or one completed project with signed affidavit and three years of work experience in one or more areas of the Six Sigma Body of Knowledge. For more information, please see the list of Six Sigma Project. You do not need to be a Certified Six Sigma Green Belt.

Work experience must be in a full time, paid role. Paid intern, co-op or any other course work cannot be applied towards the work experience requirement.

Course Content

  1. Organization-wide Planning and Deployment (Questions 12)
  2. Organization-wide considerations
  3. Leadership
  4. Organizational Process Management and Measures (10 Questions)
  5. Impact on stakeholders Describe the impact six sigma projects can have on customers, suppliers, and other stakeholders. (Understand)
  6. Benchmarking Define and distinguish between various types of benchmarking, e.g., best practices, competitive, collaborative, breakthrough. Select measures and performance goals for projects resulting from benchmarking activities. (Apply)
  7. Business measures

III. Team Management (18 Questions)

  1. Team formation
  2. Team facilitation
  3. Team dynamics
  4. Team training
  5. Define (20 questions)
  6. Voice of the customer
  7. Business case and project charter
  8. Project management (PM) tools Identify and use the following PM tools to track projects and document their progress. (Evaluate)
  9. Analytical tools Identify and use the following analytical tools throughout the DMAIC cycle.
  10. Measure (25 Questions)
  11. Process characteristics
  12. Data collection
  13. Measurement systems
  14. Basic statistics
  15. Probability
  16. Process capability
  17. Analyze (22 Questions)
  18. Measuring and modeling relationships between variables
  19. Hypothesis testing
  20. Failure mode and effects analysis (FMEA) Describe the purpose and elements of FMEA, including risk priority number (RPN), and evaluate FMEA results for processes, products, and services. Distinguish between design FMEA (DFMEA) and process FMEA (PFMEA), and interpret their results. (Evaluate)
  21. Additional analysis methods

VII. Improve (21 Questions)

  1. Design of experiments (DOE)
  2. Lean methods
  3. Implementation Develop plans for implementing proposed improvements, including conducting pilot tests or simulations, and evaluate results to select the optimum solution. (Evaluate)

VIII. Control (15 Questions)

  1. Statistical process control (SPC)
  2. Other controls
  3. Maintain controls
  4. Sustain improvements
  5. Design For Six Sigma (DFSS) Framework and Methodologies (7 Questions )
  6. Common DFSS methodologies Identify and describe DMADV (define, measure, analyze, design, and validate) and DMADOV (define, measure, analyze, design, optimize, and validate). (Understand)
  7. Design for X (DFX) Describe design constraints, including design for cost, design for manufacturability (producibility), design for test, and design for maintainability. (Understand)
  8. Robust designs Describe the elements of robust product design, tolerance design, and statistical tolerancing. (Understand)

Registration details for Certified Manager of Quality and Organizational Excellence (CMQOE)

Classroom Session in Nigeria (This includes all materials, Review Questions and Exam Guides). N250,000

Exam Registration Details

Membership Registration with ASQ Associate/ Full $99 / $159
Exam fee to ASQ: Actual Fee: $538 Members Fee:  $438 / Retake: $338

Lagos Week days: 29 February-4 March,2020 March 7, 2020 January 17, 2020 January 22, 2020
Lagos Week days: 26-30 September  2020 October 3, 2020 August  14, 2020 August  19, 2020

COMPUTER-BASED EXAMINATION                                                                           

Lagos February 28-3 March, 2020 March 6 – 22, 2020 February  7, 2020


24- 28 April, 2020 May  1 – 17, 2020 April 3, 2020
Venue: DU&T Hall, Ikeja, Lagos.

Registration Details: DU&T Consulting, 0016102526 GTBank Plc

Enquiry: 08033746076, 08182704266 or

DU&T Consulting, 5 Afisman Drive, Anifowose, Ikeja, Lagos.