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IASSC Certified - Lean Six Sigma Black Belt

Exam Details

  • Exam Code
    :ICBB
  • Exam Name
    :IASSC Certified - Lean Six Sigma Black Belt
  • Certification
    :IASSC Certifications
  • Vendor
    :IASSC
  • Total Questions
    :424 Q&As
  • Last Updated
    :Jul 01, 2025

IASSC IASSC Certifications ICBB Questions & Answers

  • Question 291:

    The Control Limits width varies if the sample size varies for which type of chart?

    A. P Charts

    B. NP Charts

    C. Xbar-R Charts

    D. Time Series Charts

  • Question 292:

    If a process has subgroups for Variable data and the process runs for a long period of time, then the best pair of SPC Charts to use would be an Xbar and _________.

    A. NP Chart

    B. Individuals Chart

    C. R Chart

    D. C Chart

  • Question 293:

    If you can Poka-Yoke a defect out of the process entirely then you do not need use SPC on the characteristic of interest in the defect.

    A. True

    B. False

  • Question 294:

    Range Charts are the technique used to determine if ______________ are occurring within the subgroups of the SPC Charts.

    A. Common Causes

    B. Special inspections

    C. Unnatural forces

    D. Special Causes

  • Question 295:

    If the production is for higher volume and monitoring and the Mean and variability is to be monitored for four machines producing product and the characteristic to be monitored is Variable Data, which SPC Chart is best to be selected?

    A. Xbar-R Chart

    B. Individual-MR Chart

    C. NP Chart

    D. CUSUM Chart

  • Question 296:

    Common and Special Cause ______________ are the focus of Statistical Process Control.

    A. Prediction

    B. Ideation

    C. Capability

    D. Variation

  • Question 297:

    Special Cause Variation falls into which two categories? (Note: There are 2 correct answers).

    A. Natural

    B. Short term

    C. Assignable

    D. Pattern

  • Question 298:

    Control Charts were developed by Dr. Shewhart to track data over time. To detect Special Cause variation the Control Charts use which of these?

    A. Data shift analysis

    B. Outlier analysis methods

    C. Center Line and Control Limits

    D. None of the above

  • Question 299:

    SPC Charts are used extensively in different business and decision-making environments. In this example a vendor is being selected based on speed of delivery. Which of the conclusions would help you pick a vendor for your needs regarding lead-time of delivery from your vendors? (Note: There are 4 correct answers).

    A. Vendor A with a much shorter lead time in delivery

    B. Vendor B as it has a better consistency (lower variance) on lead time

    C. Vendor B since Vendor A shows a situation out of control as shown in red

    D. Vendor B since the Control Limits are much narrower than Vendor A

    E. Vendor B has higher lead time, but a process with much narrower Control Limits

  • Question 300:

    For a Kanban to be successful which of these must occur?

    A. Consistent cycle times

    B. Fairly stable process demand of product or service

    C. Low defect rate of incoming product or service

    D. All of the above

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