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Six Sigma ICBB Exam Practice Questions (P. 3)

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Question #21
Which statement(s) are incorrect about Fractional Factorial Designs?
  1. A
    A Half Fractional Design for 5 factors has the same number of experimental runs as a Full Factorial Design for 4 factors assuming no repeats or replicates or Center Points
  2. B
    Quarter Fractional experiments can exist for those with 4 factors
  3. C
    Resolution V design is desired while controlling costs of experimentation
  4. D
    Half Fractional experiments do not exist for those designs with only 2 factors

Correct Answer:
C

Question #22
If in an experiment all possible variable pairs sum to zero the design is Orthogonal.
  1. A
    True
  2. B
    False

Correct Answer:
A

Question #23
Which Experimental Design typically is most associated with the fewest number of input variables or factors in the design?
  1. A
    Fractional Factorial design
  2. B
    Full Factorial design
  3. C
    Simple Linear Regression
  4. D
    Response Surface Design

Correct Answer:
D

Question #24
The method of Steepest Ascent guides you toward a target inside the original inference space.
  1. A
    True
  2. B
    False

Correct Answer:
B

Question #25
Situations where standardized work needs to be incorporated include all of these except _____________________.
  1. A
    Machines continually operating to reduce the labor cost per piece
  2. B
    Lack of a system to assure proper inventory levels at repair stations
  3. C
    Changeover instructions incomplete
  4. D
    Process flow for the same product assembly taking various cycle time for completion

Correct Answer:
A

Question #26
The Lean toolbox includes all of these items except ________________.
  1. A
    Mistake Proofing
  2. B
    Visual Factory
  3. C
    Design of Experiments
  4. D
    Inventory Management

Correct Answer:
C

Question #27
Questions that can be best answered by a Visual Factory include all of these except _____________________.
  1. A
    Are downtime issues easily noted?
  2. B
    Can extra inventory be seen easily?
  3. C
    Are unneeded tools or supplies easily noted?
  4. D
    Are setups optimized for lower scrap levels?

Correct Answer:
D

Question #28
If a Six Sigma project was to reduce repair station inventory and the team found the inventory was creeping up over time which Lean tools should be considered in the Control Phase to reestablish and sustain the project success?
  1. A
    Review the Visual Factory to assure inventory in excess of desired visible
  2. B
    Improve the lighting to assure adequate visibility
  3. C
    Analyze data from supplier deliveries
  4. D
    Reword the standardized work instructions to use active verbs and not passive phrases

Correct Answer:
A

Question #29
When a Belt implements an improvement that is automated thus requiring no particular understanding for use he has applied which Lean tool?
  1. A
    Mistake Proofing
  2. B
    Kaizen Event
  3. C
    5S
  4. D
    None

Correct Answer:
A

Question #30
Kaizens or Kaikakus and Six Sigma projects are intended to create incremental process improvements versus breakthrough, significant improvements.
  1. A
    True
  2. B
    False

Correct Answer:
B

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