Question 1

Having an Alpha of .05 and a Beta of .10 are the most common risk levels when running a Statistical test.

Options :

A : True

B : False

Answer: A

Question 2

Fractional Factorial designs for an experimental approach are used when ____________ about the multiple metric interaction in a process.

Options :

A : Much is known

B : Little is known

C : We don't care

D : Data exists

Answer: B

Question 3

The reason(s) for not marking the customer Specification Limits (SL) on a Control Chart is which of these? (Note: There are 4 correct answers).

Options :

A : Process control teams should not control a process based on SLs

B : Displaying the SLs on a Control Chart sends a wrong signal toward process control

C : Marking the SLs on a Control Chart is against the principle of charting

D : By marking the SLs, one can confuse the operator as to what limits are critical

E : By using mere Control Limits the process only needs to be in Statistical Control

Answer: A,B,D

Question 4

Measurement error is defined as the effect of all sources of measurement variability that caused an observed or measured value to deviate from the __________.

Options :

A : Standard Deviation

B : Mean

C : Median

D : True value

Answer: D

Question 5

After a Belt has put data through the smoothing process which chart would be used to look for trends in the data?

Options :

A : Moving Average Chart

B : Multi-Vari Chart

C : X bar Chart

D : Pareto Chart

Answer: A

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