Certified Six Sigma Black Belt Free Sample Questions

20 free sample questions385 in the full practice test

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CSSBB Sample Questions

  1. Question 1

    Multiple answers

    Which statement(s) are correct about the Factorial Plot shown here? (Note: There are 3 correct answers).

    Question 1 image
    Answer and explanation

    Correct answers: A, B, C

    A, B, C

  2. Question 2

    When conducting a Hypothesis Test using Continuous Data the proper sample size is influenced only by the extent to which we need to assess a Difference to be detected but not the inherent variation in the process.

    Answer and explanation

    Correct answer: B

    B

  3. Question 3

    Use this data to calculate the Z Score. Average of: 92, Standard Deviation: 2, Upper Spec Limit: 101

    Answer and explanation

    Correct answer: D

    D

  4. Question 4

    Which of these graphs demonstrates conditions which would be sufficient to enable OCAP for the process?

    Answer and explanation

    Correct answer: A

    A

  5. Question 5

    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).

    Answer and explanation

    Correct answer: A

    A

  6. Question 6

    Multiple answers

    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).

    Answer and explanation

    Correct answers: A, D

    A, D

  7. Question 7

    The _____________ Distribution would be the most desirable for modeling the number of stitch defects in a portion of fabric.

    Answer and explanation

    Correct answer: C

    C

  8. Question 8

    Which statement(s) are most correct for the Regression Analysis shown here?

    Question 8 image
    Answer and explanation

    Correct answer: B

    B

  9. Question 9

    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.

    Answer and explanation

    Correct answer: B

    B

  10. Question 10

    A valid mathematical Regression represents all of the characteristics shown except __________________.

    Answer and explanation

    Correct answer: C

    C

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