Lean Six Sigma Yellow Belt Certification General 4

Question 1

What is the purpose of the 5S methodology?

Accepted Answer

To organize and maintain a clean, efficient workplace

Answer

5S (Sort, Set in Order, Shine, Standardize, Sustain) is a systematic approach to organizing workplaces to improve efficiency and safety.

Question 2

Which type of data is measured on a continuous scale, such as weight or temperature?

Accepted Answer

Variable data

Answer

Variable (or continuous) data can take any value within a range and is measured on a continuous scale, enabling more powerful statistical analysis.

Question 3

What is a 'baseline' measurement in Lean Six Sigma?

Accepted Answer

The current performance level before improvements are made

Answer

A baseline measurement documents current process performance so teams can quantify improvement after changes are implemented.

Question 4

Which of the following is a key output of the Control phase in DMAIC?

Accepted Answer

Control plan to sustain improvements

Answer

The Control phase produces a control plan that documents how improvements will be monitored and maintained over time.

Question 5

A fishbone (Ishikawa) diagram is used to:

Accepted Answer

Visualize potential causes of a problem

Answer

A fishbone diagram organizes potential causes of a problem into categories, helping teams brainstorm and identify root causes.

Lean Six Sigma Yellow Belt Certification Practice Test