Lean Six Sigma Green Belt Certification FREE LSSGB Questions and Answers 2

Question 1

Which phase of DMAIC focuses on identifying the root cause of a process problem?

Accepted Answer

Analyze

Answer

Define

Answer

Measure

Answer

Improve

Question 2

What does a process capability index (Cpk) of 1.33 indicate?

Accepted Answer

The process is capable with adequate margin

Answer

The process is not capable

Answer

The process barely meets specifications

Answer

The process has excessive variation

Question 3

In a cause-and-effect diagram, which category is NOT one of the traditional 6 Ms?

Accepted Answer

Money

Answer

Manpower

Answer

Methods

Answer

Machines

Question 4

What is the primary purpose of a SIPOC diagram in Lean Six Sigma?

Accepted Answer

To provide a high-level overview of a process

Answer

To calculate process sigma level

Answer

To track defects per million opportunities

Answer

To determine staffing requirements

Question 5

Which statistical test would you use to compare the means of two independent groups?

Accepted Answer

Two-sample t-test

Answer

Chi-square test

Answer

Paired t-test

Answer

ANOVA

Question 6

What is the significance of a p-value less than 0.05 in hypothesis testing?

Accepted Answer

There is statistically significant evidence to reject the null hypothesis

Answer

The null hypothesis is proven true

Answer

There is insufficient evidence to reject the null hypothesis

Answer

The sample size is too small