IASSC Certified Lean Six Sigma Black Belt - ICBB Exam Practice Test
Much of the Six Sigma methodology is used to identify and remove causes for _____________ .
Correct Answer: A
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Sally and Sara sell flower pots at their garage sale. Sally motivates Sara mentioning that they will sell a minimum of 15 pots per day if the outside temperature exceeds 60o F.
From a sample, whose population is assumed to follow a Normal Distribution, taken for 30 days at 60 degrees or more an average of 13.6 pots per day were sold with a Standard Deviation of 0.7 pots. For the sales accomplished above, what test would validate if they met their requirements?
From a sample, whose population is assumed to follow a Normal Distribution, taken for 30 days at 60 degrees or more an average of 13.6 pots per day were sold with a Standard Deviation of 0.7 pots. For the sales accomplished above, what test would validate if they met their requirements?
Correct Answer: A
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Control Charts were developed by Dr. Shewhart to track data over time. To detect Special Cause variation the Control Charts use which of these?
Correct Answer: A
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Which of these is not a primary cause for Non-normal Data?
Correct Answer: C
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From the variance F-test shown above, which of these conclusions is/are valid?
Correct Answer: D
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A(n) ________________ has occurred when two inputs have a greater impact on a change in the output than either of the inputs has by itself.
Correct Answer: A
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One of the primary deliverables from performing a SIPOC is to begin to understand which outputs have the greatest affect on the customer most valued inputs.
Correct Answer: A
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The Control Limits width varies if the sample size varies for which type of chart?
Correct Answer: D
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Assessing process proportion as opposed to evaluating a process with respect to a set target can be done using which of these?
Correct Answer: A
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For the data shown here which statement(s) are true? (Note: There are 2 correct answers).
Correct Answer: A,E
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A Factorial Experiment based on a Level 2 Design with 4 factors would require 16 runs to fully assess the interactions.
Correct Answer: B
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Fractional Factorial, ____________and Response Surface Method are types of planned experiments.
Correct Answer: D
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A Full Factorial experiment using a 3 level 3 factor approach has been proposed to test the viability of an extrusion machine experiment. How many treatment combinations will this approach involve?
Correct Answer: A
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