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Six Sigma Black Belt Certification Questions and Answers

Question 21

Screening experiments are the proper choice when a Belt is faced with the situation of highly Fractional Factorial Designs.

Options:

True

False

Question 22

Which statement(s) are correct about the DOE Factorial plot output here? (Note: There are 3 correct answers).

Options:

Two factors were operated at 3 levels each

The highest tool age was achieved with metal hardness at high level while keeping the cutting speed at the low level

The design indicated above is a 32 factorial design

The cutting speed and cutting angle are at the low level for the least tool age achieved

All factors had 2 levels in the experiment

Question 23

Handling of warranty returns, process improvement team meetings and rework to meet customer expectations are all examples of business costs that are classified as ________________ .

Options:

Nuisance

Non-value Add

Necessary

Unavoidable

Question 24

A ___________ is used primarily to track the stability of the average value of a metric of interest.

Options:

NP Chart

Xbar-R Chart

I-MR Chart

C Chart

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Six Sigma Black Belt Certification Questions and Answers

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