Lean Six Sigma Yellow Belt Certification-FREE Lean Six Sigma Yellow Belt Certification 1 Flashcards
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Which tool is commonly used in Lean Six Sigma to visually display the frequency distribution of data and identify patterns?
Answer: Histogram
A histogram displays data in bars representing frequency distributions, allowing teams to visualize the shape, spread, and center of a dataset — essential for understanding process variation.
In the DMAIC framework, during which phase would a team create a process map to understand current workflows?
Answer: Measure
The Measure phase involves documenting and quantifying the current state of a process, which includes creating process maps to understand how work flows before collecting baseline data.
What is the primary purpose of a Pareto Chart in Lean Six Sigma?
Answer: To identify the vital few causes responsible for the majority of problems
A Pareto Chart applies the 80/20 rule, helping teams focus on the few causes (typically 20%) that are responsible for the majority of defects or problems (typically 80%), so efforts are prioritized effectively.
What does 'Kaizen' mean in the context of Lean methodology?
Answer: Continuous improvement
Kaizen is a Japanese term meaning 'change for the better' or continuous improvement. It refers to the philosophy and practice of making small, incremental improvements to processes on an ongoing basis.
Which of the following best describes a 'Defect' in the context of Lean Six Sigma?
Answer: A product or service that fails to meet customer requirements
In Lean Six Sigma, a defect is specifically defined as any output — product, service, or information — that does not conform to customer specifications or requirements, resulting in rework or waste.
What is the role of a 'Champion' in a Lean Six Sigma project?
Answer: To provide executive support and remove organizational barriers
A Champion is typically a senior leader or executive sponsor who provides strategic direction, allocates resources, and removes obstacles that the project team cannot resolve on their own, ensuring the project aligns with business goals.