Lean Six Sigma Yellow Belt Certification Basic 2

Question 1

Which of the following best describes 'value' in the context of Lean thinking?

Accepted Answer

What the customer is willing to pay for

Answer

In Lean, value is defined from the customer's perspective as what they are willing to pay for.

Question 2

The '5 Whys' technique is primarily used for:

Accepted Answer

Identifying root causes of a problem

Answer

The 5 Whys technique involves repeatedly asking 'why' to drill down to the root cause of a problem.

Question 3

In Six Sigma, what does 'sigma' measure?

Accepted Answer

Process variation or standard deviation

Answer

Sigma is a statistical measure of process variation; higher sigma levels indicate fewer defects and less variation.

Question 4

Which waste category in Lean refers to producing more than what is needed?

Accepted Answer

Overproduction

Answer

Overproduction is making more, sooner, or faster than required by the next process or customer.

Question 5

A control chart is used to:

Accepted Answer

Monitor process performance over time

Answer

Control charts track process data over time to distinguish between common cause and special cause variation.

Lean Six Sigma Yellow Belt Certification Practice Test