Free Certified Lean Six Sigma Black Belt (CLSSBB) Exam CLSSBB-001 Exam Practice Test

A Factorial Experiment based on a Level 2 Design with 4 factors would require 16 runs to fully assess the interactions.

• True
• False

Measurement __________ is defined as the difference between the observed and the expected values for a given set of data.

• Bias
• Linearity
• Range
• Breadth

When one speaks of 20% of something contributing 80% of the affect they are referring to what is known as the _________________.

• Shewhart Example
• Pareto Principle
• Balance Equation
• Connection Principle

When the Inputs, X's, for your process are Normally Distributed about the Mean, the Outputs, Y's, will always be Normally Distributed.

• True
• False

Early in a project a Belt will want to begin to identify and evaluate risk factors for the subject process and will therefore begin building a(n) ______________.

• SIPOC
• FMEA
• Business Case
• Team charter

A Belt has determined that the inventory of repair parts at a rework station can be reduced by 45%. According to Cost of Poor Quality (COPQ) definitions inventory reduction would be considered _______________.

• Soft Savings
• COPQ efficiency
• Median Savings
• Hard Savings

When a Belt implements an improvement that is automated thus requiring no particular understanding for use he has applied which Lean tool?

• Mistake Proofing
• Kaizen Event
• 5S
• None

How many experimental runs exist in a Full Factorial and fully randomized design for 4 factors with 2 replicates for the Corner Points and no Center Points? The factors in the experiment are only at 2-levels.

• 10
• 32
• 256
• 64

An operator checks that all boxes being packed contain enough products to fill the box. However, each box getting filled has a different number of products in it. This is a Reproducibility problem, not a Repeatability problem.

• True
• False

What is the Ppk of a process with a spread of 24 units, an average of 68, an upper limit of 82 and a lower limit of 54?

• 1.68
• 2.00
• 4.00
• 4.42