ICBB IASSC Exam Questions and Free Practice Test

Question 67

When the Inputs, X’s, for your process are Normally Distributed about the Mean, the Outputs, Y’s, will always be Normally Distributed.

A. True

B. False

Correct Answer:B

Question 68

What is the Ppk of a process with a spread of 24 units, an average of 68, an upper limit of 82 and a lower limit of 54?

A. 1.68

B. 2.00

C. 4.00

D. 4.42

Correct Answer:C

Question 69

For the data shown here which statement(s) are true?(Note:There are 2 correct answers).
ICBB dumps exhibit

A. With 95% confidence, we cannot conclude if the samples are from three Normal Distributions.

B. With greater than 95% confidence, we conclude the samples are from Non-normal Distributions.

C. If we wanted to compare the Central Tendencies of these three samples we would use the one way ANOVA test.

D. If we wanted to compare the Central Tendencies of these three samples we could use Mood’s Median test.

Correct Answer:BD

Question 70

Which item(s) listed would impact the Process Capability for a process with a continuous output?(Note:There are 4 correct answers).

A. Shape of process data distribution (e.

B. Normal Distribution)

C. Process Technology

D. Process Standard Deviation

E. Presence of Special Causes or solely Common Causes

F. Seasonal variation in process

Correct Answer:ACDE

Question 71

Accuracy can be assessed in several ways and a fairly accurate means of measurement is visual comparison.

A. True

B. False

Correct Answer:B

Question 72

Since Normality is required if we intend to use the data collected as a predictive tool. To test for Normality of data we must determine if the P-value is ______.

A. Equal to 0.05

B. Less than 0.05

C. Greater than 0.05

D. Greater than 0.5

Correct Answer:C

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