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GAQM CLSSBB Exam
Certified Lean Six Sigma Black Belt (CLSSBB) (Page 6 )

Updated On: 26-Jan-2026
Page 6 of 53
PDF with 300 Questions

If the results from a Hypothesis Test are located in the "Region of Doubt" area, what can be concluded?

  1. Rejection of the Alpha
  2. We fail to reject the Null Hypothesis
  3. The test was conducted improperly
  4. We reject the Null Hypothesis

Answer(s): D



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.

  1. True
  2. False

Answer(s): B



Statistical Difference is the magnitude of difference or change required to distinguish between a true difference, brought about by change or improvement, and one that could have occurred by chance.

  1. True
  2. False

Answer(s): A



To be an effective Lean Six Sigma practitioner one must understand the difference between
_________________.

  1. ANOVA and the Analysis of Variance
  2. Nonparametric tests and tests of Non-normal Data
  3. Practical and Statistical significance
  4. F-test and test of variances of 2 samples

Answer(s): C



The validity of the decision made with Hypothesis Testing is dependent upon all of the following except _________________.

  1. Beta risk
  2. Range of data
  3. Alpha risk
  4. Sample size

Answer(s): B



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