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Certified Lean Six Sigma Yellow Belt (LSSYB)

Exam Details

  • Exam Code
    :CLSSYB
  • Exam Name
    :Certified Lean Six Sigma Yellow Belt (LSSYB)
  • Certification
    :Six Sigma Certifications
  • Vendor
    :Six Sigma
  • Total Questions
    :340 Q&As
  • Last Updated
    :Mar 31, 2025

Six Sigma Six Sigma Certifications CLSSYB Questions & Answers

  • Question 151:

    In your project, Review effort (hrs, X) and defect rate (no. of defects per hour, Y) show a negative correlation. It means:

    A. As Defect rate increases, Review effort also increases

    B. Negative correlation does not infer any relationship between Review effort and defect Factors

    C. As Defect Rate decreases, Review effort also decreases

    D. As Defect Rate increases, Review Effort Hrs decreases

  • Question 152:

    An observation above upper Control limit is concluded as?

    A. Process special cause variation

    B. Process common cause variation

    C. Process performance

    D. No variation

  • Question 153:

    You are a Project Manager wanting to compare on time delivery (%) of Team Leads across 4 teams, your choice of technique would be?

    A. Hypothesis Testing

    B. Histograms

    C. Pareto chart

    D. Box Plots

  • Question 154:

    Post delivery defects are aimed to be < 4. What will be your action, if your Project delivers 10 defects on an average?

    A. You will Change your Specification limits

    B. Shift your specification limits to target

    C. Shift your mean performance within specification limits

    D. No action required

  • Question 155:

    In which condition of the following, a data set is a said to be a normal distribution?

    A. If Cpk Value is > 1

    B. If R Value between -1 to +1

    C. If P value < 0.05

    D. If P value > = 0.05

  • Question 156:

    If you are a Team Lead encountering a positively skewed normal distribution curve for Defect Leakage Rate, then what will you conclude from the following?

    A. Process is stable

    B. Process is within limits

    C. Process needs Corrective action over Defects

    D. Process is influenced by special cause variation

  • Question 157:

    One of the most popular measures of variability in a data set or population is _____.

    A. Dispersion

    B. Variation

    C. Mean

    D. Standard Deviation

  • Question 158:

    Which of the below statistical tests helps in decision making based on data inferences?

    A. Mode

    B. Hypothesis Test

    C. Skewness

    D. Stability Test

  • Question 159:

    What is the percentage of perfection in a process operating at +/- 3 Sigma level?

    A. 99.999660 %

    B. 99.999999 %

    C. 99.976700 %

    D. 3.4 DPMO

  • Question 160:

    What percentage of data is included in +/- 1.5 Sigma?

    A. 43.32 %

    B. 86.64 %

    C. 68.24 %

    D. 0 %

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