In a Cause and Effect Diagram, what is the most important point a Black Belt should look out for, relating to a specific cause?

OPTIONS

• If the cause happens due to another cause
• If the cause happens regularly
• If the cause is measurable
• If the cause is the root cause

ANSWER

If the cause is measurable

EXPLANATION

Six Sigma being a statistical approach, the Black Belt should at all times look out for data validation, so THE THIRD OPTION is correct.