Exam Details

  • Exam Code
    :IASSC-ICBB
  • Exam Name
    :IASSC Certified Lean Six Sigma Black Belt
  • Certification
    :IASSC Certifications
  • Vendor
    :IASSC
  • Total Questions
    :305 Q&As
  • Last Updated
    :Jun 23, 2025

IASSC IASSC Certifications IASSC-ICBB Questions & Answers

  • Question 121:

    A Full Factorial experiment using a 2 level 4 factor approach has been proposed to test the viability of an extrusion machine experiment. How many treatment combinations will this approach involve?

    A. 8

    B. 16

    C. 32

    D. 64

  • Question 122:

    When analyzing the behavior of our process to assess customer satisfaction we are concerned about both the variation such that it stays within the spec limits and how well the Mean is __________________ the process requirements.

    A. Balanced against

    B. Over and above

    C. Twice as great as

    D. Centered relative to

  • Question 123:

    Using this partial Z Table, how many units from a month's production run are expected to not satisfy customer requirements for the following process? Upper specification limit: 8.4 Lower specification limit: 4.7 Mean of the process: 6.2 Standard Deviation: 2.2 Monthly production: 360 units

    A. 8

    B. 13

    C. 28

    D. 57

  • Question 124:

    Use this data to calculate the Z Score. Average of: 92, Standard Deviation: 2, Upper Spec Limit: 101

    A. 0.75

    B. 1.5

    C. 2.25

    D. 4.50

  • Question 125:

    If a Belt needed to model the data for the number of weaves in section of carpet fabric she would use the _____________ Distribution approach.

    A. Poisson

    B. Extended

    C. Exponential

    D. Weibull

  • Question 126:

    The _______ is the most frequently occurring value in a distribution of data.

    A. Median

    B. Mean

    C. Center Point

    D. Mode

  • Question 127:

    A natural logarithmic base is not required for which of these distributions for probability calculations?

    A. Weibull

    B. Binomial

    C. Poisson

    D. Normal

  • Question 128:

    Production Line 1 is able to complete 500 units per shift. Production Line 2 is able to finish 1,500 units per shift. Production Line 2 is 3 times faster than Production Line 1. This analysis is an example of ______________ Scale Data.

    A. Nominal

    B. Ratio

    C. Ordinal

    D. Interval

  • Question 129:

    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.

    A. Ordinal Scale Data

    B. Interval Scale Data

    C. Nominal Scale Data

    D. Ration Scale Data

  • Question 130:

    A fundamental rule is that both Standard Deviation and Variance can be added.

    A. True

    B. False

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