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ASQ Certified Six Sigma Green Belt (CSSGB)

This certification is for professionals who spend part of their time on process improvement teams and projects. It formally recognizes an individual's proficiency in the Six Sigma DMAIC framework and their ability to support or lead improvement initiatives.

Pass mark 28/40 45 minutes Real test fee approx $468 USD ASQ (American Society for Quality) How many can I get wrong?
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Q1. The primary goal of implementing a Six Sigma methodology within an organization is to:
  • A.  Increase the number of product inspections to catch errors.
  • B.  Reduce variation in processes to improve quality and reduce defects.
  • C.  Implement the latest software for statistical analysis.
  • D.  Achieve ISO 9001 certification as the main objective.
Show answer & explanation
✓ Answer: B. Reduce variation in processes to improve quality and reduce defects.
Six Sigma's fundamental objective is to reduce process variation, which leads to fewer defects, improved predictability, and higher quality for the customer.
Q2. A project team is analyzing the Voice of the Customer (VoC) using the Kano model. A product feature that customers do not explicitly ask for, but which causes great satisfaction when present, is known as a:
  • A.  Basic Quality (Must-Be)
  • B.  Performance Quality (One-Dimensional)
  • C.  Excitement Quality (Delighter)
  • D.  Indifferent Quality
Show answer & explanation
✓ Answer: C. Excitement Quality (Delighter)
Excitement or Delighter attributes are unexpected by the customer and can create a 'wow' factor, leading to high levels of satisfaction when they are included.
Q3. A Gage R&R study shows that the largest component of variation is reproducibility (Appraiser Variation). Which of the following is the most appropriate first step to improve the measurement system?
  • A.  Recalibrate the measurement instrument to a known standard
  • B.  Replace the instrument with one that has a higher resolution
  • C.  Review and standardize the measurement procedure and retrain operators
  • D.  Use a different, more varied set of parts for the study
Show answer & explanation
✓ Answer: C. Review and standardize the measurement procedure and retrain operators
High reproducibility indicates inconsistency between operators. The most effective countermeasure is to clarify the standard operating procedure and provide retraining to ensure everyone measures in the same way.
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Overview: Six Sigma and the Organization · 30
Define Phase · 30
Measurement System Analysis (MSA) · 30
Process Capability and Performance · 30
Analyze Phase · 30
Improve Phase · 19
Design of Experiments (DOE) · 20
Control Phase & SPC · 20
ASQ Certified Six Sigma Green Belt (CSSGB) — common questions
Frequently asked
How many questions are in the ASQ Certified Six Sigma Green Belt (CSSGB)?
The exam has 40 questions. Every Revision Robin mock uses the same 40-question format so your practice matches the real thing.
What is the pass mark for the ASQ Certified Six Sigma Green Belt (CSSGB)?
You need 28 out of 40 correct to pass, which is about 70%. Our mocks mark you against this exact threshold.
How long do you get?
The test is timed at 45 minutes. Our full mock runs on the same clock so you can practise your pacing.
Are these the real exam questions?
No. Our questions are original and written to match the current syllabus, so they give realistic practice without copying the official paper. Every answer comes with a plain-English explanation. Always confirm current rules and content with ASQ (American Society for Quality).
How much does the official test cost?
The official ASQ (American Society for Quality) fee is approx $468 USD. Revision Robin practice is separate and helps you pass first time so you only pay that fee once.