Certified Six Sigma Black Belt Exam FREE Certified Six Sigma Black Belt Basic Questions and Answers 2

Question 1

Which Six Sigma methodology is specifically designed for creating new processes or products rather than improving existing ones?

Accepted Answer

DMADV

Answer

DMADV (Define, Measure, Analyze, Design, Verify) is used for designing new processes or products to Six Sigma quality levels.

Question 2

What is the primary purpose of a SIPOC diagram in the Define phase?

Accepted Answer

To provide a high-level overview of the process including suppliers, inputs, process, outputs, and customers

Answer

A SIPOC diagram maps out Suppliers, Inputs, Process, Outputs, and Customers to establish a high-level understanding of the process scope.

Question 3

In hypothesis testing, what does a Type II error represent?

Accepted Answer

Failing to reject a false null hypothesis

Answer

A Type II error (beta error) occurs when the test fails to detect a real difference, meaning a false null hypothesis is not rejected.

Question 4

What does a Cp value of 1.33 indicate about a process?

Accepted Answer

The process is capable with some margin of safety

Answer

A Cp of 1.33 indicates the process spread fits within the specification limits with a safety margin, corresponding to approximately 4-sigma capability.

Question 5

Which tool is used to prioritize potential failure modes based on severity, occurrence, and detection ratings?

Accepted Answer

Failure Mode and Effects Analysis

Answer

FMEA uses Risk Priority Numbers calculated from severity, occurrence, and detection ratings to prioritize failure modes for corrective action.

Certified Six Sigma Black Belt Exam Practice Test

Certified Six Sigma Black Belt Exam Practice Test

Certified Six Sigma Black Belt Exam FREE Certified Six Sigma Black Belt Basic Questions and Answers 2