Certified Six Sigma Black Belt Exam FREE Certified Six Sigma Black Belt Trivia Questions and Answers 3

Question 1

What does the Kano Model classify as 'delighters' or 'attractive quality' attributes?

Accepted Answer

Features that increase satisfaction when present but do not cause dissatisfaction when absent

Answer

Features that customers explicitly request during surveys

Answer

Basic requirements that customers always expect

Answer

Features that linearly correlate with customer satisfaction

Question 2

In a regression analysis, what does a Variance Inflation Factor (VIF) greater than 10 typically indicate?

Accepted Answer

Severe multicollinearity among predictor variables

Answer

The model has high predictive accuracy

Answer

Residuals are not normally distributed

Answer

The response variable needs transformation

Question 3

During the Control phase, what is the primary purpose of a control plan?

Accepted Answer

To document the system for monitoring and maintaining process improvements

Answer

To identify new improvement opportunities for the next DMAIC cycle

Answer

To calculate the final process capability after improvements

Answer

To assign team roles for sustaining Lean operations

Question 4

What is the purpose of the Box-Cox transformation in Six Sigma analysis?

Accepted Answer

To transform non-normal data into an approximately normal distribution

Answer

To reduce the number of factors in a designed experiment

Answer

To convert attribute data into continuous data

Answer

To adjust control limits for non-standard sample sizes

Question 5

Which metric represents the expected number of defects per million opportunities at a 4.5 sigma short-term shift?

Accepted Answer

3.4 DPMO

Answer

6,210 DPMO

Answer

233 DPMO

Answer

66,807 DPMO

Question 6

What is the main advantage of using a fractional factorial design instead of a full factorial design?

Accepted Answer

It requires fewer experimental runs while still estimating main effects

Answer

It eliminates the need for randomization

Answer

It provides higher statistical power for interaction effects

Answer

It allows testing of more levels per factor