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IASSC Certified - Lean Six Sigma Green Belt

Exam Details

  • Exam Code
    :ICGB
  • Exam Name
    :IASSC Certified - Lean Six Sigma Green Belt
  • Certification
    :IASSC Certifications
  • Vendor
    :IASSC
  • Total Questions
    :143 Q&As
  • Last Updated
    :Jun 09, 2025

IASSC IASSC Certifications ICGB Questions & Answers

  • Question 81:

    The Six Sigma methodology had its origins at __________________ in the late 1980's when William Smith coined the name for quality related work being done there.

    A. Motorola

    B. Allied Signal

    C. General Electric

    D. Honeywell

  • Question 82:

    The higher the sigma level of a process the better the performance.

    A. True

    B. False

  • Question 83:

    Unequal Variances can be the result of differing types of distributions.

    A. True

    B. False

  • Question 84:

    Contingency Tables are used to do which of these? (Note: There are 2 correct answers).

    A. Illustrate one-tail proportions.

    B. Compare more than two sample proportions with each other.

    C. Contrast the Outliers under the tail.

    D. Analyze the "what if" scenario.

    E. Applicable to data that is Attribute in nature

  • Question 85:

    A 1-Sample t-test is used to compare an expected population Mean to a target.

    A. True

    B. False

  • Question 86:

    Having an Alpha of .05 and a Beta of .10 are the most common risk levels when running a Statistical test.

    A. True

    B. False

  • Question 87:

    It is a Type I error if we reject the Null Hypothesis when it is actually true.

    A. True

    B. False

  • Question 88:

    Hypothesis Testing can help avoid high costs of experimental efforts by using existing data.

    A. True

    B. False

  • Question 89:

    Hypothesis Tests determine the probabilities of differences between observed data and the hypothesis being solely due to chance. This is determined based on the result of the ______________.

    A. Random acts

    B. P-values

    C. Standard Deviations

    D. R-values

  • Question 90:

    The perfect sample size is the minimum number of data points required to provide exactly 6% overlap or risk if one wants a 95% confidence level.

    A. True

    B. False

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