FREE Lean Six Sigma Green Belt Assessment Questions and Answers Flashcards
6 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 6 FREE Lean Six Sigma Green Belt Assessment Questions and Answers flashcards as text
Which phase of DMAIC focuses on identifying the root cause of a problem?
Answer: Analyze
The Analyze phase uses data analysis and statistical tools to identify and verify the root causes of defects or process variation.
What does a sigma level of 6 represent in terms of defects per million opportunities?
Answer: 3.4 DPMO
A Six Sigma process produces no more than 3.4 defects per million opportunities, accounting for a 1.5 sigma shift.
In a cause-and-effect diagram, which category is NOT one of the traditional 6 Ms?
Answer: Money
The traditional 6 Ms are Manpower, Method, Machine, Material, Measurement, and Mother Nature (Environment); Money is not included.
What is the primary purpose of a SIPOC diagram?
Answer: To provide a high-level overview of a process
A SIPOC diagram maps Suppliers, Inputs, Process, Outputs, and Customers to give a high-level view of a process before detailed analysis.
Which statistical test would a Green Belt use to compare means of two independent groups with normal data?
Answer: Two-sample t-test
A two-sample t-test compares the means of two independent groups when the data follows a normal distribution.
What does the acronym VOC stand for in Lean Six Sigma?
Answer: Voice of the Customer
VOC stands for Voice of the Customer, which captures customer needs, expectations, and preferences to drive improvement efforts.