Certified Six Sigma Green Belt

Do you want to improve your business credentials or enter a new career as a quality specialist? The Six Sigma methodology is a data-driven approach to removing defects and improving processes in any business. Wherever you are on your career path, earning your Six Sigma Green Belt certification will allow you to stay a step ahead. This Six Sigma training course will teach you process improvement from start to finish and prepare you for the Six Sigma Green Belt certification offered through the...

6 Months / 120 Course Hrs
Open Enrollment
Offered in partnership with your preferred school

George Mason University

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Course code: GES287

What you will learn

  • Certified Six Sigma Green Belt
  • Why organizations implement Six Sigma and the relationship between lean concepts and Six Sigma
  • How to apply Six Sigma in product and process design and apply the voice of the customer (VOC) to the voice of the process (VOP)
  • How to incorporate high-performing team concepts
  • How to apply process control as a replacement for appraisal/inspection
  • How to use statistical distributions and apply design of experiments (DOE)

How you will benefit

  • You will be prepared for the Lean Six Sigma Green Belt Certification exam
  • You will be prepared for careers such as Process Improvement Analyst, Six Sigma Green Belt Consultant, Quality Control/Quality Assurance Supervisor, Quality Technician, and more

How the course is taught

  • Self-paced, online course
  • 6 Months to complete
  • Open enrollment, begin anytime
  • 120 course hours
  1. Six sigma and organizational goals
    1. Value of six sigma
    2. Organizational goals and six sigma projects
    3. Organizational drivers and metrics
  2. Lean principles in the organization
    1. Lean concepts
    2. Value-streaming mapping
  3. Design for six sigma (DFSS) methodologies
    1. Road maps for DFSS
    2. Basic failure mode and effects analysis (FMEA)
    3. Design FMEA and process FMEA
  4. Voice of the customer (VOC), Project identification, Project management basics
    1. Customer identification
    2. Customer data
    3. Customer requirements
    4. Project selection
    5. Process elements
    6. Benchmarking
    7. Process inputs and outputs
    8. Owners and stakeholders
    9. Project charter
    10. Project scope
    11. Project metrics
    12. Project planning tools
    13. Project documentation
    14. Project risk analysis
    15. Project closure
  5. Management and planning tools, Business results for projects
    1. Process performance
    2. Communication
    3. Team dynamics and performance
    4. Team stages and dynamics
    5. Team roles and responsibilities
    6. Team tools
    7. Team Communication
  6. Process analysis and documentation, Probability and statistics
    1. Basic probability concepts
    2. Central limit theorem
    3. Statistical distributions
  7. Collecting and summarizing data
    1. Types of data and measurement scales
    2. Sampling and data collection methods
    3. Descriptive statistics
    4. Graphical methods
  8. Measurement system analysis (MSA)
  9. Process and performance capability
    1. Process performance vs. process specifications
    2. Process capability studies
    3. Process capability (Cp, Cpk) and process performance (Pp, Ppk) indices
    4. Short-term vs. long-term capability and sigma shift
  10. Exploratory data analysis
    1. Multi-vari studies
    2. Correlation and linear regression
    3. Hypothesis testing
    4. Basics
    5. Tests for means, variances, and proportions
  11. Design of experiments (DOE)
    1. Basic terms
    2. DOE graphs and plots
  12. Root cause analysis, Lean Tools
    1. Waste elimination
    2. Cycle-time reduction
    3. Kaizen and kaizen blitz
  13. Statistical process control (SPC)
    1. SPC Basics
    2. Rational subgrouping
    3. Control charts
  14. Control plan, Lean tools for process control
    1. Total productive maintenance (TPM)
    2. Visual factory

Tony Swaim

Tony Swaim has helped many clients, colleagues, and students reach their professional and personal goals. He has been an online instructor since 1998 and has taught at colleges and universities across the United States since 1981. His focus areas are project management, Six Sigma, and supply chain management. Tony manages a successful consulting firm, and his industry experience includes 20 years of supply chain management. He earned a Doctorate in Business Administration from Kennesaw State University and holds professional certifications in six disciplines, including the Project Management Professional (PMP)® certification from the Project Management Institute (PMI)® and Certified Six Sigma Black Belt (CSSBB)® from the American Society for Quality (ASQ)®.


Prior to taking this course, you must be knowledgeable in basic Algebra and Statistics.

Qualifications and Requirements for CSSGB Certification:

In order to sit for the CSSGB Certification Exam through ASQ (Exam Not Included), candidates must meet the minimum requirements listed below:

  • Six Sigma Green Belts are employees who spend some of their time on process improvement teams.
  • They analyze and solve quality problems, and are involved with Six Sigma, lean or other quality improvement projects.
  • Candidates must have three years of on-the-job experience in one or more areas of the Six Sigma Green Belt Body of Knowledge.
  • Candidates must have worked in a full-time, paid role.
  • Paid intern, co-op or any other course work cannot be applied toward the work experience requirement.

Education waivers are not granted.

Learn more about the Six Sigma Green Belt Body of Knowledge.

Learn more about the CSSGB Certification.


Hardware Requirements:

  • This course can be taken on either a PC or Mac.

Software Requirements:

  • PC: Windows 8 or later.
  • Mac: macOS 10.6 or later.
  • Browser: The latest version of Google Chrome or Mozilla Firefox are preferred. Microsoft Edge and Safari are also compatible.
  • Adobe Acrobat Reader.
  • Software must be installed and fully operational before the course begins.


  • Email capabilities and access to a personal email account.

Instructional Material Requirements:

The instructional materials required for this course are included in enrollment. The following textbooks will be shipped to you approximately 7-10 business days after enrollment:

  • An Introduction to Six Sigma and Process Improvement
  • The Certified Six Sigma Green Belt Handbook

Please note: You will receive a digital book if the physical book is on backorder.

Yes. You'll receive essential information needed for the ASQ Certified Six Sigma Green Belt exam.(Exam Not Included)

Six Sigma Green Belt certification indicates that a professional is familiar with the core tenets of Lean Six Sigma Methodology and understands how to implement them for appropriate projects. Green Belts may work as a member of a team led by a Six Sigma Black Belt.

This course is open enrollment, so you can register and start the course as soon as you are ready. Access to your course can take 24-48 business hours.

This course is self-paced and open enrollment, so you can start when you want and finish at your own pace. When you register, you'll receive six (6) months to complete the course.

The time allotted for course completion has been calculated based on the number of course hours. However, if you are unable to complete the course, contact the student advising team to see what options you may have available to work out a suitable completion date. Please note that an extension fee may be charged.

Our courses are designed to accommodate various learning preferences. Depending on the course structure, you may get different forms of support. Self-paced courses are designed to be user-friendly and independent, minimizing the need for external support. In courses with instructors, our direct platform support feature includes opportunities for questions, discussions, and remediation, with email and phone support available for select courses. Our student advising team is available to guide you on program requirements and administrative requests, but they do not provide assistance with course content. Our goal is to provide you with the necessary support for success, whether it's through self-paced exploration, direct communication, or guidance from our advising team.

Upon successful completion of the course, you will be awarded a Certificate of Completion.

This course will provide you with the skills you need to obtain an entry-level position in most cases. Potential students should always do research on the job market in their area before registering.

This course is non-credit, so it does not qualify for federal aid, FAFSA and Pell Grant. In some states, vocational rehab or workforce development boards will pay for qualified students to take our courses. Additionally, some students may qualify for financial assistance when they enroll, if they meet certain requirements. Financing is available from select schools. Learn more about financial assistance.

If you have questions that are not answered on our website, representatives are available via LIVE chat. You can also call us at 1-877-221-5151 during regular business hours to have your questions promptly answered. If you are visiting us during non-business hours, please send us a question using the "Contact Us" form.

American Society for Quality (ASQ)
The American Society for Quality (ASQ) is "The Global Voice of Quality," with customers and members in more than 130 countries. ASQ is dedicated to "making the world work better" and helping businesses from large corporations to small community organizations meet the future with confidence. ASQ provides training programs, resources, and professional certifications in a range of topics related to quality, ensuring that business leaders and workers have the skills and knowledge they need to succeed—and you can become one of those professionals when you enroll in a course certified by ASQ.