Lean Six Sigma Green Belt Certification Lean Six Sigma Green Belt Analyze Phase Tools Questions and Answers 2

Question 1

Which graphical tool displays the relationship between two continuous variables to identify correlation patterns?

Accepted Answer

Scatter diagram

Answer

Pareto chart

Answer

Control chart

Answer

Histogram

Question 2

What is the primary purpose of a hypothesis test in the Analyze phase?

Accepted Answer

To determine if observed differences are statistically significant

Answer

To create a project charter

Answer

To map the current process flow

Answer

To calculate process capability

Question 3

In a chi-square test, what type of data is being analyzed?

Accepted Answer

Categorical data

Answer

Continuous data

Answer

Time-series data

Answer

Ratio data

Question 4

What does a correlation coefficient of -0.92 indicate about two variables?

Accepted Answer

Strong negative linear relationship

Answer

Weak negative linear relationship

Answer

Strong positive linear relationship

Answer

No relationship

Question 5

Which tool helps identify the vital few causes from the trivial many in defect analysis?

Accepted Answer

Pareto chart

Answer

Box plot

Answer

Run chart

Answer

Affinity diagram

Question 6

What is the purpose of a multi-vari chart in the Analyze phase?

Accepted Answer

To visualize variation from multiple sources simultaneously

Answer

To track defects per million opportunities

Answer

To calculate sigma level

Answer

To document process steps