Six Sigma LSSBB - Lean Six Sigma Black Belt Exam

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Total 300 questions

A ___________ is used primarily to track the stability of the average value of a metric of interest.

  • A. NP Chart
  • B. Xbar-R Chart
  • C. I-MR Chart
  • D. C Chart


Answer : B

For her injection molding project a Belt needed to track the percentage of defectives of a particular sample set so she used a ___________ to display the data?

  • A. Individual Chart
  • B. C Chart
  • C. Xbar Chart
  • D. P Chart


Answer : D

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

  • A. Xbar Chart
  • B. Time Series Chart
  • C. Neither
  • D. Both


Answer : A

Control Charts were developed by Dr. Shewhart to track data over time. To detect Special Cause variation the Control Charts use which of these?

  • A. Data shift analysis
  • B. Outlier analysis methods
  • C. Center Line and Control Limits
  • D. None of the above


Answer : C

Common and ______________ Cause Variation are the focus of Statistical Process Control.

  • A. Uncommon
  • B. Ordinary
  • C. Special
  • D. Selective


Answer : C

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Total 300 questions