GAQM CLSSBB-001 Actual Free Exam Questions & Community Discussion

  • Exam Code/Number: CLSSBB-001
  • Exam Name/Title: GAQM Certified Lean Six Sigma Black Belt (CLSSBB) Exam
  • Certification Provider: GAQM
  • Corresponding Certification: GAQM: Lean Six Sigma
  • Exam Questions: 252
  • Updated On: Jul 01, 2026
The Central Limit Theorem says that as the sample size becomes large the sample Mean distribution will form a Normal Distribution, ____________________.
Correct Answer: C Vote an answer
A Factorial Experiment based on a Level 2 Design with 4 factors would require 16 runs to fully assess the interactions.
Correct Answer: A Vote an answer
Assessing process proportion as opposed to evaluating a process with respect to a set target can be done using which of these?
Correct Answer: B Vote an answer
The validity of the decision made with Hypothesis Testing is dependent upon all of the following except ______________________.
Correct Answer: A Vote an answer
If in an experiment all possible variable pairs sum to zero the design is Orthogonal.
Correct Answer: A Vote an answer
From this list select the best example of Bias in Sampling.
Correct Answer: C Vote an answer
What is the Ppk of a process with a spread of 24 units, an average of 68, an upper limit of 82 and a lower limit of 54?
Correct Answer: D Vote an answer
Relative to a Design of Experiments the term Collinear refers to variables being a ________________ of each other.
Correct Answer: B Vote an answer
From this list select the items that define what an X-Y Diagram is. (Note: There are 4 correct answers).
Correct Answer: A,B,C,D Vote an answer
The Lean toolbox includes all of these items except ________________.
Correct Answer: B Vote an answer
Which statement(s) are incorrect about Fractional Factorial Designs?
Correct Answer: A Vote an answer
A dock worker for a feed supplier was tasked with assuring the proper weight in the feed bags as they left the dock. One of the columns listed the range of weight of the bags included in the studies. This required plotting a Histogram of the weight of the bags. While drawing the Histogram the x-axis contained a certain scale of data. Pick the scale of data that is appropriate for Histograms.
Correct Answer: C Vote an answer
If in an experiment all possible variable pairs sum to zero the design is Orthogonal.
Correct Answer: A Vote an answer
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