ICBB Practice Questions - IASSC Certified Lean Six Sigma Black Belt Exam

What does the Six Sigma problem-solving expression Y = f(X) mean?

Project output Y is a function of input and process variables X The customer decides every X before the team can measure Y Y is always financial savings and X is always labor cost The process output should be ignored until Control phase

Correct Answer:

Project output Y is a function of input and process variables X

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