📝 Full-Length Practice Exam

Lean Six Sigma Black Belt (ASQ CSSBB-aligned)

Administered by ASQ / IASSC (varies)

33
Questions
270 min
Time limit
70%
Pass mark
Open-reference
References
What this is

A practice exam aligned to the ASQ Certified Six Sigma Black Belt (CSSBB) Body of Knowledge: advanced DMAIC, advanced statistics and hypothesis testing, design of experiments, regression, measurement system analysis, lean enterprise, control charts and SPC, project selection and change management, and team leadership.

References you may use
  • ASQ Certified Six Sigma Black Belt (CSSBB) exam is open-book; bring your own references and notes
  • ASQ Six Sigma Black Belt Body of Knowledge
  • Montgomery, Introduction to Statistical Quality Control
  • Montgomery, Design and Analysis of Experiments
Topics covered
Advanced DMAICAdvanced Statistics & Hypothesis TestingDesign of Experiments (DOE)RegressionMeasurement System AnalysisLean EnterpriseControl Charts & SPCProject Selection & Change ManagementTeam Leadership
⚠️ These are original practice questions written to mirror the published ASQ Six Sigma Black Belt Body of Knowledge and difficulty; they are not reproductions of actual exam items. Verify current exam content and policies with ASQ or IASSC before testing.

The timer starts when you begin. You can flag questions and revisit them before submitting.