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Free GAQM Certified Lean Six Sigma Black Belt CLSSBB-001 Exam Questions

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Question 1

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

Correct Answer: D. Mode

Question 2

How many experimental runs exist in a Full Factorial and fully randomized design for 4 factors with 2 replicates for the Corner Points and no Center Points? The factors in the experiment are only at 2-levels.

Correct Answer: B. 32

Question 3

One of the methods of testing a Measurement System is to have at least two people take multiple readings from the same instrument and of the same sample set to judge the Repeatability and Reproducibly. This approach is called a ______________ study.

Correct Answer: B. Gage R & R

Question 4

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

Correct Answer: C. Center Line and Control Limits

Question 5

Which of these items contribute to what is necessary for successful Kaizen events?

Correct Answer: D. All of these answers are correct

Question 6

Which statement(s) are most correct for the Regression Analysis shown here?

Correct Answer: B. The air-fuel ratio explains most of the TurbineOutput variation

Question 7

The distance between the Mean of a data set and the Point of Inflection on a Normal curve is called the _______________.

Correct Answer: B. Standard Deviation

Question 8

Which statement(s) are correct about the Pareto Chart shown here for the DOE analysis? (Note: There are 2 correct answers).

Correct Answer: A. It is unknown from this graph how many factors were in the Experimental Design; C. The effects to keep in the mathematical model are E, D, DE, BD and B with an alpha risk equal to 0.05

Question 9

Which statement(s) are incorrect about Fractional Factorial Designs?

Correct Answer: C. Resolution V design is desired while controlling costs of experimentation

Question 10

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

Correct Answer: C. Analysis of Variance (ANOVA)

Question 11

What dollar amount of savings would a project show if it reduced your outstanding Accounts Receivable by $0.9 million dollars to $3.5 million total and your organization's marginal cost of capital was 5.7%?

Correct Answer: B. $51,300

Question 12

If a Six Sigma project was to reduce repair station inventory and the team found the inventory was creeping up over time which Lean tools should be considered in the Control Phase to reestablish and sustain the project success?

Correct Answer: A. Review the Visual Factory to assure inventory in excess of desired visible

Question 13

An operator checks that all boxes being packed contain enough products to fill the box. However, each box getting filled has a different number of products in it. This is a Reproducibility problem, not a Repeatability problem.

Correct Answer: B. False

Question 14

At the very initiation of a project a Belt must develop a concise _______________ that states at a high level the area of concern and why it is important this issue be improved.

Correct Answer: C. Management Justification

Question 15

A ___________ problem in the Measurement System suggests that there is a lack of consistency in the measurement over time.

Correct Answer: C. Stability