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IASSC Certified Lean Six Sigma Black Belt (IASSC_ICBB) - IASSC Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
300 Total Questions
1
Question
Which statement(s) are incorrect for the Regression Analysis shown here? (Note: There are 2 correct

Exhibit
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2
Question
Which of these graphs demonstrates conditions which would be sufficient to enable OCAP for the process?
Options
A Neither
B Xbar Chart
C Both
D Time Series Chart
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3
Question
Which statement is NOT correct about the Fitted Line Plot shown here?

Exhibit
Options
A If the reactant was 6 units, with 95 % confidence we would expect a minimum yield of 100 units
B When the reactant increases, the expected yield would increase
C The independent variable is the reactant
D A reactant value between 2 and 4 units yields around 20 to 40
E With at least 95% confidence, we can expect less than 10 units of Yield when the reactant is at a
value of 1
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4
Question
Which statement(s) are correct about the Pareto Chart shown here for the DOE analysis? (Note: There are 2 correct answers).

Exhibit
Select 2
Options
A The effects to keep in the mathematical model are E, D, DE, BD and B with an alpha risk equal to
B It is unknown from this graph how many factors were in the Experimental Design
C The factors to keep in the mathematical model with a 5% alpha risk are BE, AB, A and AD
D The factors to keep in the mathematical model are E, D, DE, BD and B with an alpha risk equal to 2.06 0.05
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5
Question
How many experimental runs exist in a Full Factorial and fully randomized design for 5 factors with 2 replicates for the Corner Points and no Center Points? The factors in the experiment are only at 2- levels.
Options
A 256
B 10
C 64
D 128
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