Lean Six Sigma Yellow Belt Certification FREE Lean Six Sigma Yellow Belt Certification Basic Questions and Answers 2

Question 1

What does the 'Define' phase of DMAIC primarily focus on?

Accepted Answer

Identifying the problem and project goals

Answer

The Define phase establishes the problem statement, project scope, and goals before any data collection begins.

Question 2

Which of the following is a key principle of Lean methodology?

Accepted Answer

Eliminating waste in all forms

Answer

Lean methodology centers on identifying and eliminating waste (muda) to streamline processes and deliver more value.

Question 3

What does 'sigma' represent in Six Sigma?

Accepted Answer

The standard deviation from the mean

Answer

Sigma (σ) is the Greek letter used in statistics to represent standard deviation, which measures variation from the mean.

Question 4

A fishbone diagram is also known as what?

Accepted Answer

Ishikawa diagram

Answer

The fishbone diagram, created by Kaoru Ishikawa, organizes potential causes of a problem into categories branching from a central spine.

Question 5

What is the primary purpose of a SIPOC diagram?

Accepted Answer

To provide a high-level overview of a process

Answer

SIPOC (Suppliers, Inputs, Process, Outputs, Customers) gives a broad view of a process and its key elements before detailed analysis.

Lean Six Sigma Yellow Belt Certification Practice Test