Six Sigma Yellow Belt Certification Guide

A Six Sigma Yellow Belt is an individual who usually has a small role in Lean Six Sigma improvement projects. He or she should understand the basics of the Lean Six Sigma Methodology and support larger improvement projects led by Green or Black Belts. A Six Sigma Yellow Belt should demonstrate understanding and competence in using the tools illustrated in the following map:


ASQ Certification Requirements:
  • There is no experience or education requirements.
  • No need to submit completed projects.
  • It is aimed at those who have a small role, or need to develop foundational knowledge in Six Sigma.
ASQ Certification Exams:
  • Each certification candidate is required to pass an examination that consists of multiple choice questions
  • All examinations are open book
  • Two types of exams: computer-based and paper-based:
    • Computer-based:
      • One-part
      • 85 questions
      • 75 questions are scored and 10 are unscored
      • Two and a half hour exam
      • Offered in English only
    • Paper based:
      • One-part
      • 75 questions
      • Two hour exam
      • Offered in English only
ASQ Certification Process:
  1. 1- Learn: From our courses or the Certified Six Sigma Yellow Belt Body of Knowledge
  2. 2- Prepare:
    • Be ready to take the exam
    • Decide on the application method and the exam type
    • Decide on the exam date and locate a test center near to your place
    • Get an idea of the exam questions
  3. 3- Apply:
    • Apply online (create an ASQ account) or download an exam application (mailing or faxing)
    • Choose the exam date and the test center
    • Make your resume and credit card ready to complete the application
  4. 4- Certify:
    • Take the exam
    • You will be presented with your test results immediately (computer-based tests)
    • Receive your official ASQ results email notification after two weeks
    • Recertify if not certified

The Certified Six Sigma Yellow Belt Body of Knowledge (BoK) also includes the following topics which are required for the certification exam (SSYB):

  • Six Sigma foundation and principles.
  • Six Sigma roles and responsibilities.
  • Lean foundation and principles.
  • Type of teams.
  • Stage of developing teams.
  • Communication methods.
  • Communication plan for projects.
  • Quantitative and qualitative data.
  • Common and special cause of variation.

For more information about how to prepare for the exam and how to apply for the certification, visit the official Yellow Belt webpage on the American Society for Quality website.