Free CSSBB sample questions
Real questions from the Certified Six Sigma Black Belt practice bank, with the correct answer and an explanation for each one. No junk, no filler.
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Showing 10 of 20 free sample questions.
Which of these graphs demonstrates conditions which would be sufficient to enable OCAP for the process?
Fractional Factorial Designs are used to analyze factors to model the output as a function of inputs if Hypothesis Testing in the Analyze Phase was inadequate to sufficiently narrow the factors that significantly impact the output(s).
Assessing process proportion as opposed to evaluating a process with respect to a set target can be done using one or more of these. (Note: There are 2 correct answers).
The _____________ Distribution would be the most desirable for modeling the number of stitch defects in a portion of fabric.
Which statement(s) are most correct for the Regression Analysis shown here?
When a Belt Poka-Yoke’s a defect out of the process entirely then she should track the activity with a robust SPC system on the characteristic of interest in the defect as an early warning system.
A valid mathematical Regression represents all of the characteristics shown except __________________.
If in an experiment all possible variable pairs sum to zero the design is Orthogonal.
A valid Multiple Linear Regression (MLR) is characterized by all of these except?
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