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IASSC ICGB Exam Questions

Exam Name: IASSC Certified Lean Six Sigma Green Belt
Exam Code: ICGB ICGB-IASSC
Related Certification(s): IASSC Lean Six Sigma Green Belt ICGB Certification
Certification Provider: IASSC
Actual Exam Duration: 240 Minutes
Number of ICGB practice questions in our database: 200 (updated: Jun. 10, 2025)
Expected ICGB Exam Topics, as suggested by IASSC :
  • Topic 1: Six Sigma Roles & Responsibilities/ Gage Repeatability & Reproducibility
  • Topic 2: Statistical Process Control (SPC)/ Critical to Quality Characteristics (CTQ’s)
  • Topic 3: Confidence & Prediction Intervals/ Elements of the Response Plan/ Deliverables of a Lean Six Sigma Project
  • Topic 4: Normal Distributions & Normality/ Overproduction, Correction, Inventory, Motion, Overprocessing, Conveyance, Waiting
  • Topic 5: General History of Six Sigma & Continuous Improvement/ Financial Evaluation & Benefits Capture
  • Topic 6: Attribute & Discrete Capability/ Understanding Inference/ Multiple Regression Analysis
  • Topic 7: Hypothesis Testing with Non-Normal Data/ Voice of the Customer, Business and Employee
  • Topic 8: General Concepts & Goals of Hypothesis Testing/ One and Two Sample Proportion
  • Topic 9: Control Chart Anatomy/ Data Collection for SPC/ Building a Business Case & Project Charter
  • Topic 10: Process Mapping, SIPOC, Value Stream Map/ Failure Modes & Effects Analysis (FMEA)
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Carmen

1 months ago
Sampling is crucial. Any final thoughts or advice for future test-takers?
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Nikita

2 months ago
Nailed the IASSC Green Belt exam! Pass4Success questions were spot on.
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Vinnie

2 months ago
My advice would be to focus on practical applications of concepts. The exam tests your ability to apply knowledge in real-world scenarios. And definitely use Pass4Success for prep - their questions were spot-on and saved me so much study time!
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Otis

3 months ago
Passed the exam with confidence! Thanks to Pass4Success for their comprehensive materials. The exam included questions on process performance metrics - know how to calculate and interpret yield, throughput, and cycle time.
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Carmelina

3 months ago
Just became a Lean Six Sigma Green Belt! Pass4Success helped me prepare in record time.
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Yong

3 months ago
Just got certified! Pass4Success's practice exams were incredibly helpful. The actual exam had several questions on team dynamics and leadership - understand different team roles and conflict resolution strategies.
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Darrel

4 months ago
Successfully passed the exam! Pass4Success's question bank was a lifesaver. The exam included questions on 5S methodology - understand each step and how it contributes to workplace organization.
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Donte

4 months ago
IASSC Green Belt exam conquered! Grateful for Pass4Success's relevant study materials.
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Catalina

4 months ago
Aced my Green Belt exam! Thanks to Pass4Success for their targeted prep materials. The exam had several questions on sampling strategies - understand different sampling methods and when to use them in data collection.
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Hillary

4 months ago
Excited to share that I passed the IASSC Green Belt exam, and the Pass4Success practice questions were very helpful. There was a question in the Analyze Phase about conducting a hypothesis test. I was unsure whether to use a t-test or an ANOVA, but I managed to pass.
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Jolene

5 months ago
Just earned my certification! Pass4Success's practice tests were invaluable. The exam included questions on stakeholder analysis - know how to create and interpret stakeholder matrices.
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Denny

5 months ago
Green Belt success! Pass4Success's practice tests were crucial for my last-minute preparation.
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Reid

5 months ago
The exam tested my understanding of visual management tools. Be prepared to identify and explain the purpose of different visual controls used in lean environments.
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Chantay

6 months ago
Successfully completed my LSSGB certification! Pass4Success's exam questions were spot-on. The exam had a focus on non-normal data analysis - understand when and how to use non-parametric tests.
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Dominga

6 months ago
I passed the IASSC Certified Lean Six Sigma Green Belt exam, and the Pass4Success practice questions were a great help. One tricky question was about measuring process performance using a histogram in the Measure Phase. I wasn't sure how to interpret the data distribution, but I still passed.
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Cristy

6 months ago
Passed my IASSC Green Belt today! Pass4Success made studying efficient and effective.
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Ashton

6 months ago
Just cleared the Green Belt exam! Thanks to Pass4Success for their comprehensive question bank. The exam included several questions on hypothesis testing - know when to use different tests!
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Broderick

6 months ago
Just passed the IASSC Green Belt exam, and the Pass4Success practice questions were crucial. There was a question in the Define Phase about creating a SIPOC diagram. I had some doubts about categorizing certain process steps, but I managed to get through it.
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Elouise

7 months ago
I successfully passed the IASSC Certified Lean Six Sigma Green Belt exam, and the Pass4Success practice questions were invaluable. One question that puzzled me was about control charts in the Control Phase. I wasn't entirely sure when to use an X-bar chart versus an R-chart, but I still passed.
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Eun

7 months ago
Voice of the Customer (VOC) was a key topic in my exam. Expect questions on VOC data collection methods and how to translate customer needs into measurable requirements.
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Samira

7 months ago
IASSC Green Belt certified! Pass4Success questions matched the real exam perfectly.
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Aron

7 months ago
Happy to share that I passed the IASSC Green Belt exam, and the Pass4Success practice questions were a big help. There was a question in the Improve Phase about selecting the best solution using a Pugh Matrix. I was a bit confused about the criteria weighting, but I got through it.
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Agustin

8 months ago
The exam tested my knowledge of control plans. Be ready to identify key elements of a control plan and understand how it relates to the Control phase of DMAIC.
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Cherelle

8 months ago
I passed the IASSC Certified Lean Six Sigma Green Belt exam, thanks to the Pass4Success practice questions. One challenging question was about root cause analysis in the Analyze Phase. I wasn't sure which tool to use between Fishbone Diagram and 5 Whys, but I still managed to pass.
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Lelia

8 months ago
Wow, aced the IASSC Green Belt test! Pass4Success materials were a lifesaver for quick prep.
upvoted 0 times
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Mila

8 months ago
The exam tested my knowledge of DMAIC phases. Be prepared to sequence activities within each phase correctly. Understanding the logical flow of the DMAIC methodology is crucial.
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Denae

8 months ago
Just cleared the IASSC Green Belt exam, and the Pass4Success practice questions were a lifesaver. During the Measure Phase, there was a tricky question on calculating process capability indices like Cp and Cpk. I had some doubts about interpreting the results, but it all worked out in the end.
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Earlean

9 months ago
Just passed my IASSC Lean Six Sigma Green Belt exam! Grateful to Pass4Success for their spot-on practice questions. The exam had several questions on process mapping - make sure you can identify and interpret different types of process maps!
upvoted 0 times
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Bernadine

9 months ago
I recently passed the IASSC Certified Lean Six Sigma Green Belt exam, and I must say the Pass4Success practice questions were incredibly helpful. One question that stumped me was about identifying the Voice of the Customer (VOC) in the Define Phase. I wasn't entirely sure how to prioritize customer requirements effectively, but I managed to get through it.
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Johanna

9 months ago
Just passed the IASSC Lean Six Sigma Green Belt exam! Thanks Pass4Success for the spot-on practice questions.
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Carin

11 months ago
My exam experience was successful as I passed the IASSC Certified Lean Six Sigma Green Belt exam using Pass4Success practice questions. The exam included topics such as Critical to Quality Characteristics and Statistical Process Control. One question that I found challenging was related to CTQ's, where I had to identify the key characteristics that directly impact customer satisfaction. Despite my initial uncertainty, I managed to select the correct answers and pass the exam.
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Cristy

11 months ago
Just passed the IASSC Lean Six Sigma Green Belt exam! Be prepared for questions on DMAIC methodology, especially in the Measure phase. Focus on understanding process capability and Sigma level calculations. Thanks to Pass4Success for the spot-on practice questions that helped me prepare efficiently!
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Salome

11 months ago
I passed the IASSC Certified Lean Six Sigma Green Belt exam with the help of Pass4Success practice questions. The exam covered topics like Six Sigma Roles & Responsibilities and Statistical Process Control. One question that stood out to me was about Gage Repeatability & Reproducibility, where I had to calculate the measurement system variation. Thankfully, I was able to answer it correctly and pass the exam.
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Free IASSC ICGB Exam Actual Questions

Note: Premium Questions for ICGB were last updated On Jun. 10, 2025 (see below)

Question #1

Process Capability is a function of which of these?

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Correct Answer: D

Question #2

The Regression Model for an observed value of Y contains the term ?o which represents the Y axis intercept when X = 0.

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Correct Answer: A

Question #3

A process can be defined as a repetitive and systematic series of steps or activities where inputs are modified or assembled to achieve a _______________ result.

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Correct Answer: C

Question #4

The higher the sigma level of a process the better the performance.

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Correct Answer: A

Question #5

The Empirical Rule is important because it provides an estimate of the probability of an event occurring depending on the Standard Deviation from the Mean.

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Correct Answer: A

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