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Your Path to Success: How to Pass the GAQM CLSSGB Certified Lean Six Sigma Green Belt (CLSSGB) Exam

Questions 1

The reported Cpk for a process with an average of 94 units, a spread of 22 units and upper and lower specification limits of 125 and 80 units would be?

Options:

A.

0.64

B.

1.27

C.

1.84

D.

2.12

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Questions 2

Which statement(s) describe an undesirable situation when implementing SPC?

Options:

A.

The lower Control Limit for the R chart is equal to zero

B.

Attempt to use SPC for tracking transaction times at a warehouse

C.

A process is in Statistical Control before implementation of SPC

D.

The Control Limits are wider than the customer specification limits

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Questions 3

Voice of the Customer is a Lean Six Sigma technique to determine ____________________ attributes of a product or service.

Options:

A.

At least 6

B.

The profitable

C.

Critical-to-Quality

D.

The majority of the

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Questions 4

Standardized work instructions apply to which resource in the process of interest?

Options:

A.

People

B.

Machines

C.

Supervision

D.

Engineering

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Questions 5

Significant variation in process performance is a consequence of several causes that can be classified using which of the terminologies shown. (Note: There are 2 correct answers).

Options:

A.

Common

B.

Random

C.

Uneducated

D.

Special

E.

Vital

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Questions 6

The Accuracy of a Measurement System addresses _________________.

Options:

A.

Stability, Bias & Linearity

B.

Repeatability & Reproducibility

C.

Stability & Sensitivity

D.

Precision & Sensitivity

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Questions 7

To draw inferences about a sample population being studied by modeling patterns of data in a way that accounts for randomness and uncertainty in the observations is known as ____________________.

Options:

A.

Influential Analysis

B.

Inferential Statistics

C.

Physical Modeling

D.

Sequential Inference

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Questions 8

The Alpha level of a test (level of significance) represents the yardstick against which P-values are measured and the Null Hypothesis is rejected if the P-value is which of these?

Options:

A.

Less than the Alpha level.

B.

Greater than the Alpha level.

C.

Greater than the Beta and Alpha level.

D.

Less than one minus Alpha.

E.

Less than the power of one minus Beta.

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Questions 9

Due to excessive pollution, GREEN Solutions Inc. is considering subsidizing public transportation to work for its employees. According to the manager it takes an average weekday commute of 39 minutes with a Standard Deviation of 7 minutes for the employees to get to work while they use their personal vehicles for their office commute while the management set a policy of not more than 40 minutes for their daily one-way commute. A survey conducted one day on 70 employees showed an average of 34 minutes commuting time using the metro public transportation system with a Standard Deviation of 21 minutes. Assuming a Normal Distribution for the commute times by either personal or public transportation, which of these is true?

Options:

A.

The probability that they would arrive on time using personal vehicles is much higher than using the metro public transportation system (MPTS)

B.

The probability that they would arrive on time using the MPTS is much higher than using their personal vehicles

C.

The two probabilities are about the same excepting in one case the consistency is higher than the other

D.

We need to compile more data around weekends to incorporate for traffic differences

E.

When Standard Deviation is higher the probability goes down and so the MPTS is worse

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Questions 10

The X-Y Diagram is a tool used to identify/collate potential X's and assess their relative impact on multiple Y's.

Options:

A.

True

B.

False

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