GAQM CLSSBB-001 Exam
Certified Lean Six Sigma Black Belt (CLSSBB) (Page 2 )

Updated On: 15-Feb-2026

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

  1. NP Chart
  2. Xbar-R Chart
  3. I-MR Chart
  4. C Chart

Answer(s): 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?

  1. Individual Chart
  2. C Chart
  3. Xbar Chart
  4. P Chart

Answer(s): D



Common and __________Cause Variation are the focus of Statistical Process Control.

  1. Uncommon
  2. Ordinary
  3. Special
  4. Selective

Answer(s): C



Special Cause Variation falls into which two categories?

  1. Natural & Unnatural
  2. Short Term & Long Term
  3. Assignable & Pattern
  4. Attribute & Discreet

Answer(s): C



Range Charts are the technique used to determine if Special Causes are occurring within the subgroups of the __________.

  1. Histograms
  2. SPC Charts
  3. NP Charts
  4. Pareto Charts

Answer(s): B






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