FREE Lean Six Sigma Yellow Belt Six Sigma Fundamentals Questions and Answers

Question 1

A Six Sigma project team is in the initial phase of a new improvement project.
They are working to understand the boundaries of the process and to identify all the key stakeholders involved, from suppliers to the end customers.
Which tool is most appropriate for this purpose?

Accepted Answer

SIPOC Diagram

Answer

Fishbone (Ishikawa) Diagram

Answer

Pareto Chart

Answer

Control Chart

Question 2

In the context of Six Sigma, which of the following best describes the primary role of a Yellow Belt?

Accepted Answer

To participate as a core team member, assist with data collection, and support Green or Black Belts on projects.

Answer

To lead complex, cross-functional improvement projects full-time.

Answer

To provide strategic oversight and mentor Black Belts and Green Belts.

Answer

To independently manage large-scale Six Sigma deployments across the organization.

Question 3

A team is analyzing a process and observes that there are many different types of defects, but they suspect that only a few types are responsible for the majority of the problems. Which tool should they use to identify and prioritize these 'vital few' causes?

Accepted Answer

Pareto Chart

Answer

Histogram

Answer

Scatter Diagram

Answer

5 Whys

Question 4

The costs associated with scrap, rework, and material repairs that are discovered *before* a product is delivered to the customer are known as what?

Accepted Answer

Internal Failure Costs

Answer

Appraisal Costs

Answer

Prevention Costs

Answer

External Failure Costs

Question 5

Which phase of the DMAIC methodology is focused on gathering data to establish a baseline for the current process performance?

Accepted Answer

Measure

Answer

Define

Answer

Analyze

Answer

Control

Question 6

The primary goal of the Six Sigma methodology is to reduce which of the following?

Accepted Answer

Process variation and defects

Answer

The number of employees on a project team

Answer

The overall number of process steps

Answer

The time spent in the 'Define' phase

A Six Sigma project team is in the initial phase of a new improvement project.They are working to understand the boundaries of the process and to identify all the key stakeholders involved, from suppliers to the end customers.Which tool is most appropriate for this purpose?

A Six Sigma project team is in the initial phase of a new improvement project.
They are working to understand the boundaries of the process and to identify all the key stakeholders involved, from suppliers to the end customers.
Which tool is most appropriate for this purpose?