Free Certified Six Sigma Green Belt Questions and Answers

Question 1

The process of gathering customer needs and turning them into requirements is known as:

Accepted Answer

Voice of the Customer

Answer

QFC

Answer

Requirements Manipulation

Answer

Voice of the Process

Question 2

Which of the items below best illustrates how a SIPOC diagram develops?

Accepted Answer

Critical-to-Quality Requirements

Answer

Project Charter

Answer

Voice of the Customer

Answer

A Process Map

Question 3

Two control charts are used by the X Bar R Chart to track a process. Describe them.

Accepted Answer

Mean and Range

Answer

Mean and Variance

Answer

Grand Average and Variance

Answer

Mean and Standard Deviation

Question 4

A business receives 12,000 orders each month. There could be 4 faults with each order. How many chances for faults are offered on average per year?

Accepted Answer

576,000

Answer

84,000

Answer

144,000

Answer

1,000,000

Question 5

How would you describe control limits and specification limits?

Accepted Answer

Control Limits are derived by the process; Specification Limits are set by the customer

Answer

Control Limits are set by the customers; Specification Limits are derived by the process

Answer

Control Limits are typically 3 standard deviations from the mean; Specification Limits are typically 3 standard deviations from the target

Answer

There is no difference between the terms; both are used to indicate if a process is in control

Question 6

What three characteristics of Six Sigma best capture why Senior Management finds it to be an effective approach for decreasing variance and enhancing processes?

Accepted Answer

Customer Focused, Data Driven, ROI Oriented

Answer

Data Driven, Methodical, ROI Oriented

Answer

Data Driven, Creative, Streamlined

Answer

Customer Focused, Statistical Emphasis, Conformity - Driven

Question 7

Which kind of human error is usually restricted to a specific task?

Accepted Answer

technique

Answer

selective

Answer

willful

Answer

inadvertent

Question 8

What Six Sigma is best described as is:

Accepted Answer

A customer-focused problem-solving methodology used exclusively within the manufacturing sector.

Answer

A management methodology that is primarily focused on achieving financial results.

Answer

A management methodology that uses only statistical tools to improve customer experience.

Answer

A customer-focused problem-solving methodology that uses powerful statistical tools to reduce variation and improve processes.

Question 9

The best definition of a normal distribution is:

Accepted Answer

Bell-shaped, symmetrical about the mean, a single mode.

Answer

Symmetrical about the mean, bell-shaped, discrete data.

Answer

Bell-shaped, a variance of 1, the mean=median=mode.

Answer

Un-Symmetrical about the mean, a natural tolerance of three standard deviations, unimodal.

Question 10

Platykurtic is a shape that is:

Accepted Answer

Flatter than the Normal Distribution.

Answer

Same as a Normal Distribution.

Answer

Narrower than a Normal Distribution.

Answer

None of the above