CONTROL Six Sigma Training Test

Six Sigma Certification Exam Questions with Answers based on ASQ Black Belt BOK DMAIC sections

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CONTROL
(Answers can be found below)

1) A black belt and a green belt are assigned to an assessment project. They need to measure whether trainers’ evaluation scores at various six sigma training locations are in control.  The data is variable and a sample size is 45. Which control chart should they use?

a)      X Bar / S
b)      X Bar / R
c)      I-MR
d)      NP

2) At a six sigma certification exam a black belt candidate correctly identified that C chart should be used with attribute data when:

a)      Measuring defects with variable sample size
b)      Measuring defects with constant sample size
c)      Measuring defectives with variable sample size
d)      Measuring defectives with constant  sample size

3) _________ system maximizes equipment effectiveness by using a preventative maintenance program throughout the life of the equipment.

a)      DFSS
b)      TPM
c)      SMED
d)      Fishbone

4) Applying Western Electric rules to control charts, what is the correct interpretation for the this control chart?

Zone A   Between 2σ from the centerline and the control limit (3σ)
Zone B   Between 1σ and 2σ from the centerline
Zone C   Within 1σ of the centerline

a)      Variation is due to common causes
b)      This is a multi-vary chart
c)      Process has dual stability
d)      Assignable causes seem to be present

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5) Every six sigma practitioner credits __________  __________ with inventing control charts.

a)      Edwards Deming
b)      Walter Shewhart
c)      Joseph Juran
d)      Bill Smith

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Lean Six Sigma 150 Practice Question Test with Answer Key

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