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IASSC ICGB Online Practice Questions and Exam Preparation

ICGB 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
    :Jul 13, 2026

IASSC ICGB Online Questions & Answers

  • Question 21:

    Those who are trained to the skill levels of a Black Belt are typically utilized to apply Lean Six Sigma methodologies what percentage of their time?

    A. 25%
    B. 50%
    C. 75%
    D. 100%

  • Question 22:

    When two Inputs have an impact on the Output together yet seem to have no or little impact on their own this is called a/an ________________.

    A. Interaction
    B. Oddity
    C. Coincidence
    D. Impossibility

  • Question 23:

    The essence of Lean is to concentrate effort on removing waste while improving process flow to achieve speed and agility at lower cost.

    A. True
    B. False

  • Question 24:

    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 25:

    Skewed, or Mixed, Distributions occur when data comes from several sources that are supposed to be the same yet are not.

    A. True
    B. False

  • Question 26:

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

    A. True
    B. False

  • Question 27:

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

    A. True
    B. False

  • Question 28:

    A Six Sigma tool that helps to screen factors by using graphical techniques to logically subgroup multiple discrete X's plotted against a continuous Y is known as a _____________Chart.

    A. SIPOC
    B. Multi-Vari
    C. Box Plot
    D. Whisker

  • Question 29:

    A Belt experienced an Alpha of .05 and a Beta of .10 and knew these are the most common risk levels when running a Statistical test.

    A. True
    B. False

  • Question 30:

    Hypothesis Tests determine the probabilities of differences between observed data and the hypothesis being solely due to _________ based on the result of the P-values.

    A. Human error
    B. Measurement error
    C. Shift differences
    D. Chance

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