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CLSSYB Real Exam Questions

Certified Lean Six Sigma Yellow Belt (LSSYB)

340 questions available · Page 1 of 34

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Question 1 Single choice

One of the primary objectives of constructing an X-Y Diagram is to separate the vital few X's from the trivial many X's.

  1. A

    True

  2. B

    False

Show answer and explanation

Correct answer: A

Question 2 Single choice

Six sigma helps in:

  1. A

    reducing variation, removing waste and improving the process

  2. B

    improving the P&L

  3. C

    understanding customer specifications and billing the customer for the expenses

  4. D

    reviewing the process from time to time and increasing profitability

Show answer and explanation

Correct answer: A

Question 3 Single choice

_____ determines the nature of relationship which would help us to make predictions.

  1. A

    Correlation Analysis

  2. B

    Regression Analysis

  3. C

    Stability Analysis

  4. D

    Capability Analysis

Show answer and explanation

Correct answer: B

Question 4 Single choice

Box Plot Graph is used to _____.

  1. A

    Identify outliers

  2. B

    Differentiate before and after Improvements

  3. C

    It is suited for time ordered data and parametric distribution.

  4. D

    A and C only

Show answer and explanation

Correct answer: D

Question 5 Single choice

Bias in Sampling is an error due to lack of independence among random samples or due to systematic sampling procedures.

  1. A

    True

  2. B

    False

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Correct answer: A

Question 6 Single choice

The generation of a Regression Equation is justified when we _____.

  1. A

    Expect the relationship to be Linear between the output and inputs

  2. B

    Experience several process defects and have no other way to fix hem

  3. C

    Need to understand how to control a process output by controlling the input(s)

  4. D

    All of the above

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Correct answer: D

Question 7 Single choice

The relationship between a response variable and one or more independent variables is investigated and modeled by use of _____.

  1. A

    X-Y Matrix

  2. B

    Baldridge Assessment

  3. C

    Analysis of Variance (ANOVA)

  4. D

    Critical X's Definition

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Correct answer: C

Question 8 Single choice

Cost of Poor quality (COPQ) does not include:

  1. A

    internal failure costs

  2. B

    external failure costs

  3. C

    appraisal costs

  4. D

    marketing costs

Show answer and explanation

Correct answer: D

Question 9 Single choice

Cost of quality includes the following except:

  1. A

    Cost of Appraisal

  2. B

    Cost of Prevention

  3. C

    Cost of Change management and external consultancy

  4. D

    Cost of failures

Show answer and explanation

Correct answer: C

Question 10 Single choice

An organization should apply Six Sigma techniques and tools according to its:

  1. A

    analysis on big data

  2. B

    balance sheet & shareholders

  3. C

    vendors and business partners

  4. D

    needs, goals structures, cultures etc

Show answer and explanation

Correct answer: D