The ASQ Certified Six Sigma Green Belt — Information & Free Practice
US · Examination information
200 free questions · Answer explanations · No signup required
The ASQ Certified Six Sigma Green Belt
- Provider
- Prometric
- Format
- English computer-delivered, one-part, open-book multiple-choice examination; each question has one correct answer.
- Exam questions
- Total questions: 110; Scored questions: 100; Unscored questions: 10; The total includes the scored and unscored questions.
- Time limit
- 4 hours and 18 minutes of examination time; 4 hours and 30 minutes total appointment time.
Examination outline
Overview: Six Sigma and the Organization (11%)
- Six Sigma and Organizational Goals
- Lean Principles in the Organization
- Design for Six Sigma (DfSS) Methodologies
Define Phase (20%)
- Project Identification
- Voice of the Customer (VoC)
- Project Management Basics
- Management and Planning Tools
- Business Results for Projects
- Team Dynamics and Performance
Measure Phase (20%)
- Process Analysis and Documentation
- Probability and Statistics
- Statistical Distributions
- Collecting and Summarizing Data
- Measurement System Analysis (MSA)
- Process and Performance Capability
Analyze Phase (18%)
- Exploratory Data Analysis
- Hypothesis Testing
- Additional Analysis Methods
Improve Phase (16%)
- Design of Experiments (DoE)
- Implementation Planning
- Lean Tools
Control Phase (15%)
- Statistical Process Control (SPC)
- Sustain Improvements
- Lean Tools for Process Control
Examination sources
- Current CSSGB adoption of the linked BoK
Body of Knowledge, adoption explanation and Download PDF link to cssgb-cert-insert.pdf
- CSSGB BoK scope conventions
PDF p. 4, Body of Knowledge, introductory scope and cognitive-level explanation
- CSSGB BoK domain I allocation
PDF p. 4, I. Overview: Six Sigma and the Organization heading
- CSSGB BoK domain II allocation
PDF p. 5, II. Define Phase heading; topics continue through p. 7
- CSSGB BoK domain III allocation
PDF p. 7, III. Measure Phase heading; capability topics continue on p. 8
- CSSGB BoK domain IV allocation
PDF p. 8, IV. Analyze Phase heading
- CSSGB BoK domain V allocation
PDF p. 9, V. Improve Phase heading
- CSSGB BoK domain VI allocation
PDF p. 9, VI. Control Phase heading
- CSSGB BoK cognitive-level definitions
PDF p. 10, Levels of Cognition, introduction and definitions
- CSSGB BoK edition identification
PDF p. 11, edition footer
- CSSGB official assessment
Examination, required assessment and Computer Delivered paragraphs
- Candidate Handbook scoring method
PDF p. 26, Exam Results, scoring paragraph
- Candidate Handbook correct-answer and pretest policy
PDF p. 20, Computer-Based Tests, introductory paragraph
- CSSGB selected examination window
NEXT CBT TESTING WINDOW
- CSSGB application approval and scheduling
Application Process & Timeline, Computer-Based Testing and Schedule your exam
- Official examination calendar
Even-month Exams, December 2026 row under Testing Window and Application Deadline
- CSSGB open-book examination
Examination, open-book paragraph
Related license preparation
This examination may be required or accepted as an alternative, depending on the license and application pathway.