IASSC Certified Lean Six Sigma Black Belt (ICBB) - IASSC Actual Exam Questions
Last updated on April 25, 2026
Review the analysis shown here. Which statements are true about the process? (Note: There are 3 correct answers).
The initial focus for this project would be to determine why the thicknesses are so frequently too low.
The majority of the process is closer to the lower specification limit.
This process is described with the Weibull Distribution.
The process has more problems with Variation than Centering.
The process follows a non-normal distribution with the given data.
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“A calculated time frame that matches customer demand” is a definition of what Lean Principles term?
Value Stream
Kaizen event
Takt time
Kanban
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A Non-parametric Test should be used if just one distribution is not Normal out of the two or more gathered.
True
False
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Assessing process proportion as opposed to evaluating a process with respect to a set target can be done using which of these?
Process proportion equals some value range
Process proportion equals some desired value
Target is current
Proportion of the tail is equal
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If an experiment has 5 factors and no replicates for a 2-level Experimental Design with 16 experimental runs which statement(s) are correct? (Note: There are 3 correct answers).
The Main Effects for the 5 factors are not aliased or confounded but the 2-way interactions are confounded with the 3-way interactions
The Main Effects are confounded with only 4-way interactions
The Experimental Design is half-fractional
The experiment has 8 experimental runs with the first factor at the high level
The experiment has only 4 experimental runs with the 5th factor at the high level
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