Question 1

When two Inputs have an impact on the Output together yet seem to have no or little impact on

their own this is called a/an ________________.

Options :

A : Interaction

B : Oddity

C : Coincidence

D : Impossibility

Answer: A

Question 2

A Stable process is a process whose output is consistent over time. A primary tool used to analyze

Stability would be a ________________.

Options :

A : Data Forward Plot

B : Bag Plot

C : Min/Max Plot

D : Time Series Plot

Answer: D

Question 3

Which of these is Discrete data?

Options :

A : Train arrived at 4:17 pm.

B : Race car consumed 23 gallons of fuel.

C : Of the 42 people on the bus, 12 went into the station.

D : It took 3 hours and 32 minutes to complete the marathon.

Answer: C

Question 4

When analyzing a data set we frequently graph one metric as a function of another. If the slope of

the Correlation line is -2.5 we would say the two metrics are ___________ correlated?

Options :

A : Positively

B : Not

C : Negatively

D : None

Answer: C

Question 5

Which statement(s) are correct for the Regression Analysis shown here? (Note: There are 2 correct

answers).

Options :

A : This Regression is an example of a Multiple Linear Regression.

B : This Regression is an example of Cubic Regression.

C : %Cu explains the majority of the process variance in heat flux.

D : Thickness explains over 80% of the process variance in heat flux.

E : The number of Residuals in this Regression Analysis is 26.

Answer: A,D

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