- (Topic 2)
Here is a partial ANOVA table. Use = 0.05. The values of x, y and z should be:

1. A. 200, 20, 3.22
2. B. 12, 1.2, 4.06
3. C. 200, 20, 4.06
4. D. none of the above

Correct Answer: A
The formula is as follows MS = SS/dF = 1200/6 = 200
For the reference, see the table to derive Fstatistic and Fcritical http://www.sussex.ac.uk/Users/grahamh/RM1web/F-ratio%20table%202005.pdf

- (Topic 1)
Deming called the technique of studying a sample to gain understanding of the distribution of a population an “enumerative study.” His main objection to these studies was:

1. A. they are too difficult to perform correctly
2. B. they require extensive use of computers
3. C. they assume a stable distribution
4. D. random samples are expensive to obtain
5. E. these studies have a high probability of Type II error

Correct Answer: C

- (Topic 1)
The support for an important quality initiative was lacking in congress until Reagan’s Secretary of Commerce was killed in a horseback riding accident in 1987. That initiative was:

1. A. assigning National Institute for Standards and Technology (NIST) quality oversight duties
2. B. “consensus of the House” proclamation for Deming’s 14 points
3. C. changing National Bureau of Standards to NIST.
4. D. authorizing the American National Standards Institute (ANSI) to join with the International Standards Organization (ISO) to promulgate standards.
5. E. none of the above.

Correct Answer: E

- (Topic 1)
Find the value of (7) in the ANOVA table. Assume:

1. A. 16.4
2. B. 3.2
3. C. 18.6
4. D. 23.2
5. E. 4.54
6. F. 12.2
7. G. 0.525
8. H. 2.82
9. I. 1.48
10. J. 35.4
11. K. 0.10<P<1
12. L. 0.05<P<0.10
13. M. 0.01<P<0.05
14. N. 0.005<P<0.01
15. O. 0<P<0.005

Correct Answer: E

- (Topic 1)
A population is bimodal with a variance of 5.77. One hundred samples of size 30 are randomly collected and the 100 sample means are calculated. The standard deviation of these sample means is approximately:

1. A. 5.77
2. B. 2.40
3. C. 1.05
4. D. 0.44
5. E. 0.19

Correct Answer: E