DMAIC: Define Phase Concepts Flashcards
7 cards from real Lean Six Sigma Green Belt Certification practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 DMAIC: Define Phase Concepts flashcards as text
Which VOC collection method is BEST suited for gathering quantitative data from a large customer population?
Answer: Structured surveys with rating scales
Structured surveys with rating scales can reach large populations efficiently and produce quantifiable data suitable for statistical analysis.
In a SIPOC, the 'O' column represents outputs. Which of the following is an example of an output?
Answer: A completed insurance claim form delivered to the adjuster
Outputs are the products, services, or information produced by the process and delivered to the customer.
A project has a stated baseline defect rate of 8% and a goal of reducing it to 3% within six months. Which charter element does this information belong to?
Answer: Goal statement
The goal statement captures the current baseline performance, the target improvement, and the timeline for achievement.
Which of the following scenarios indicates that the Define phase has been completed INSUFFICIENTLY?
Answer: The team cannot clearly state who the customer is or what they need
If the team cannot identify the customer or their needs, the Define phase has failed its core purpose of establishing project direction and customer focus.
What is the relationship between VOC and CTQs in the Define phase?
Answer: VOC is the raw customer input that is translated into specific, measurable CTQ requirements
VOC captures qualitative customer language and needs, which the team then translates into measurable CTQ specifications during the Define phase.
A Six Sigma team is defining the project and realizes the problem spans five departments. What is the RECOMMENDED approach?
Answer: Narrow the project scope to focus on one or two departments and address others in future projects
Narrowing scope to a manageable boundary is recommended; projects spanning many departments are difficult to control and often fail due to complexity.
Which of the following is a key characteristic of a well-written problem statement in the Define phase?
Answer: It describes the gap objectively using data without speculating about causes or solutions
A well-written problem statement is factual and objective, describing the current performance gap without jumping to causes or solutions.