IASSC Certified Lean Six Sigma Yellow Belt (ICYB) - IASSC

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Sample ICYB Exam Questions & Explanations

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Question #1 Verified Q&A
When a process has proven itself to function at a Six Sigma level this means there are less than defects per million opportunities. ________
A 10
B 3.4
C 2.6
D 1.7
Correct Answer: 3.4
Question #2 Verified Q&A
Six Sigma refers to a process whose output has at least 95% of its data points within 6 Standard<br />
Deviations from the Mean.
A False
B True
Correct Answer: False
Question #3 Verified Q&A
Training cost is $3,000 and a project required an initial investment of $12,000. If the project yields<br />
monthly savings of $1,800 beginning after 3 months, what is the payback period in months (before<br />
money costs and taxes)?
A 4.17
B 11.33
C 8.33
D 28.28
Correct Answer: 11.33
Question #4 Verified Q&A
The ROI for a project is a measurement metric that stands for Return on Investment and is one of the methods used to measure the success of a Lean Six Sigma project.
A False
B True
Correct Answer: True
Question #5 Verified Q&A
The DMAIC approach to problem solving stands for Define, __________, Analyze, Improve and Control.
A Manage
B Memorize
C Measure
D Manipulate
Correct Answer: Measure

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Frequently Asked Questions

Common questions about the IASSC ICYB certification practice test

How many questions are in the IASSC ICYB practice exam on ExamsQA?
Our ICYB (IASSC Certified Lean Six Sigma Yellow Belt) practice question bank currently includes 120 verified questions with comprehensive explanations.
Are the ICYB exam practice questions up to date for 2026?
Yes, all IASSC ICYB practice questions are regularly updated and verified against current exam objectives.
Will the ICYB practice questions help me pass on my first attempt?
The ICYB (IASSC Certified Lean Six Sigma Yellow Belt) question bank is built to mirror the real exam's format and topics, with detailed explanations for every answer so you understand the reasoning — not just memorize responses.
Is there a free demo available for ICYB IASSC Certified Lean Six Sigma Yellow Belt?
Yes, ExamsQA offers free demo questions for the ICYB exam so you can test the interface and question quality before purchasing full access.