Question 1

A statistical test or Hypothesis Test is performed to reject or fail to reject a stated hypothesis and it converts the Practical Problem into a Statistical Problem.

Options :

A : True

B : False

Answer: A

Question 2

A dock worker for a feed supplier was tasked with assuring the proper weight in the feed bags as they left the dock. One of the columns listed the range of weight of the bags included in the studies. This required plotting a Histogram of the weight of the bags. While drawing the Histogram the x-axis contained a certain scale of data. Pick the scale of data that is appropriate for Histograms.

Options :

A : Ordinal Scale Data

B : Interval Scale Data

C : Nominal Scale Data

D : Ration Scale Data

Answer: B

Question 3

Which of these graphs demonstrates conditions which would be sufficient to enable OCAP for the process?

Options :

A : Xbar Chart

B : Time Series Chart

C : Neither

D : Both

Answer: A

Question 4

From the variance F-test shown above, which of these conclusions is/are valid?

Options :

A : The variance between the class score distribution is not significantly different

B : This test applies only to Normal Distributed data at 99 % confidence

C : The variance between the class score distribution is significantly different

D : There are not enough data points to make any statistical conclusions

Answer: C

Question 5

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 :

A : Nuisance

B : Non-value Add

C : Necessary

D : Unavoidable

Answer: B