The questions for this exam were last updated on January 7, 2026
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In the late 1980’s William Smith coined the name Six Sigma for a methodology that had its origins at __________________ for quality related work being done there.
Select one option, then reveal solution.
Question No. 2
The Z score is a measure of the distance in Standard Deviations of a sample data point from the Median of the sample population.
Select one option, then reveal solution.
Question No. 3
Typically a person who is trained to the skill level of a Black Belt is nearly 80% dedicated to applying Lean Six Sigma methodologies towards process solutions.
Select one option, then reveal solution.
Question No. 4
Which of these is Discrete data?
Select one option, then reveal solution.
Question No. 5
The X-Y Diagram is a tool used to identify/collate potential X's and assess their relative impact on multiple Y's.
Select one option, then reveal solution.
Question No. 6
Use of the ________ approach is the most classic arrangement when constructing a Fishbone Diagram.
Select one option, then reveal solution.
Question No. 7
When constructing a Fishbone Diagram using the ________ approach is the most classic arrangement.
Select one option, then reveal solution.
Question No. 8
The reported Cpk for a process with an average of 94 units, a spread of 22 units and upper and lower specification limits of 125 and 80 units would be?
Select one option, then reveal solution.
Question No. 9
Which statement(s) describe an undesirable situation when implementing SPC?
Select one option, then reveal solution.
Question No. 10
Lean removes many forms of ______________ so Six Sigma can focus on reducing _______________.
Select one option, then reveal solution.
Question No. 11
The use of station warning lights, tool boards and jidohka devices in the application of Lean accomplish which of these principles?
Select one option, then reveal solution.
Question No. 12
Hypothesis Tests determine the probabilities of differences between observed data and the hypothesis being solely due to _________ based on the result of the P-values.
Select one option, then reveal solution.
Question No. 13
Lean had its origins in the development and practice of the ___________ Production System.
Select one option, then reveal solution.
Question No. 14
If a process has Outliers which pair of charts is most preferable if subgroups will exist for the Continuous Data?
Select one option, then reveal solution.
Question No. 15
A Belt concludes a Lean Six Sigma project with the creation of a Control Plan. At what point can the Control Plan be closed?