Six Sigma Black Belt Session 8 Questions with Correct Answers| Latest Update Guaranteed Success

Six Sigma Black Belt Session 8 Questions with Correct Answers| Latest Update
Guaranteed Success
What is the purpose of a Scatter Plot Diagram, and in what phase of the DMAIC cycle is it most
frequently used?

A) Visually display the relationship between several variables, Define

B) Quantify the relationship between two variables, Improve

C) Evaluate the stability of a process, Measure

D) Visually display the dispersion, or spread, of a process, Analyze

E) Visually display the relationship between two variables, Analyze E) Visually display the
relationship between two variables, Analyze



Two variables (A & B) have a correlation coefficient (r) of 0.74. Which of the following is a true
statement?

A) The coefficient of determination is 0.86.

B) There is a strong causal relationship between the two variables.

C) Variation in one variable accounts for 55% of the variation in the other.

D) Variation in A causes variation in B with 74% confidence. C) Variation in one variable
accounts for 55% of the variation in the other.



Which of the following is a primary use of Fishbone Cause and Effect Charts?

A) Provide a project road map.

B) Quantify relationships between input and output.

C) Show process performance over time.

D) Categorize process inputs by department.

E) Identify potential root causes of variability. E) Identify potential root causes of variability.