FREE Lean Six Sigma Green Belt DMAIC: Define Phase Concepts Questions and Answers Flashcards
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During the Define phase, what is the main purpose of establishing a business case?
Answer: To justify why the project is worth pursuing by linking it to organizational goals
The business case connects the project to strategic objectives and quantifies the expected financial or operational benefit.
Which metric represents the acceptable range of variation a customer will tolerate?
Answer: Customer specification limits
Customer specification limits define the upper and lower boundaries of acceptable performance from the customer's perspective.
What role does the project sponsor typically play in the Define phase?
Answer: Champions the project, removes barriers, and ensures alignment with business strategy
The project sponsor provides executive support, secures resources, and ensures the project stays aligned with organizational priorities.
A DMAIC team wants to ensure their project scope is neither too broad nor too narrow. Which Define phase element addresses this?
Answer: Project scope statement with clear boundaries
The project scope statement defines what is included and excluded, preventing scope creep and ensuring focus.
What is the relationship between VOC, CTQ, and project Y in the Define phase?
Answer: VOC captures customer needs, CTQs translate them into measurables, and Y is the primary metric to improve
VOC feeds into CTQ requirements, which are then distilled into the project Y, the key measurable outcome the team aims to improve.
Which of the following best describes a tollgate review at the end of the Define phase?
Answer: A formal checkpoint where leadership reviews deliverables before the team proceeds to Measure
A tollgate review ensures all required Define phase deliverables are complete and approved before advancing to the next phase.