Lean Six Sigma Yellow Belt Certification MCQ Flashcards
7 cards from real Lean Six Sigma Yellow 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 Lean Six Sigma Yellow Belt Certification MCQ flashcards as text
Which role in a Lean Six Sigma organization typically leads Black Belt projects and serves as a full-time change agent?
Answer: Black Belt
Black Belts are full-time Six Sigma experts who lead complex projects and mentor Green Belts and Yellow Belts.
In FMEA (Failure Mode and Effects Analysis), the Risk Priority Number (RPN) is calculated as:
Answer: Severity × Occurrence × Detection
RPN = Severity × Occurrence × Detection, where each factor is rated on a scale (typically 1–10) to prioritize failure modes.
What does 'Kaizen' mean in the context of Lean Six Sigma?
Answer: Continuous, incremental improvement involving all employees
Kaizen is a Japanese philosophy meaning 'change for better,' focusing on small, continuous improvements made by everyone in the organization.
A team notices a process average is stable but the range is increasing over time on a control chart. What is the most likely conclusion?
Answer: Process variability is increasing — a special cause may be present
An increasing range on the R-chart signals growing process variability, which may indicate a special cause even if the mean is stable.
Which type of data is best described as 'counted data' that can only take whole number values (e.g., number of defects per unit)?
Answer: Discrete data
Discrete (count) data consists of countable whole numbers, such as the number of defects, errors, or occurrences per unit.
In a Value Stream Map, activities that do not add value but are currently necessary due to regulatory or system constraints are classified as:
Answer: Non-value-added but necessary activities
Some non-value-added steps — like mandatory inspections or compliance checks — must be retained for now and are classified as necessary but non-value-added.
Which of the following best describes the purpose of a 'Run Chart' in Lean Six Sigma?
Answer: To track a process metric over time and identify trends or shifts
A Run Chart plots data points in time sequence to reveal trends, cycles, or shifts in a process metric before applying statistical control limits.