1. Which of the following is NOT considered as Nonparametric data type? A. race. B. class rank. C. age. D. height of a person.

2. An example of a Nonparametric (distribution free) test? A. Student's t-test (unpaired/statistically independent). B. Paired t-test. C. ANOVA. D. Chi-square test.

3. Test the null hypothesis that the median of a distribution is equal to some value (distribution free): A. One-Sample t test. B. Wilcoxon-Mann-Whitney U Test. C. 1-Sample Sign Test. D. Kruskal Wallis Test.

4. Compare two unpaired, independent groups of data (Nonparametric): A. Unpaired t-test (2-Sample t test). B. Wilcoxon-Mann-Whitney U Test. C. Wilcoxon Signed Rank Test. D. Kruskal Wallis Test.

5. Compare two paired groups of data (Nonparametric): A. Paired t test. B. Wilcoxon-Mann-Whitney U Test. C. Wilcoxon Signed Rank Test. D. Kruskal Wallis Test.

6. Compare 3 or more unmatched groups of data (one-way ANOVA on ranks): A. One-way ANOVA. B. Kruskal-Wallis Test. C. Friedman Test. D. Chi-Square.

7. Compare 3 or more matched groups (detect differences in treatments across multiple test attempts on ranks): A. Two-way ANOVA. B. Kruskal-Wallis Test. C. Friedman Test. D. Chi-Square.

8. Compare two unpaired, independent groups of data (binomial, 2 possible outcomes): A. Unpaired t-test (2-Sample t test). B. Wilcoxon-Mann-Whitney U Test. C. Chi-square Test. D. Fisher's Exact Test.

9. Compare two paired groups of data (binomial, 2 possible outcomes): A. Paired t test. B. Wilcoxon-Signed Rank Test. C. McNemar's Test. D. Chi-square Test.

10. Compare 3 or more unmatched groups of data (binomial, 2 possible outcomes): A. One-way ANOVA. B. Kruskal-Wallis Test. C. Mood's Median Test. D. Chi-Square.

11. Compare 3 or more matched groups (binomial, 2 possible outcomes): A. Two-way ANOVA. B. Friedman Test. C. Cochran's Q Test. D. Chi-Square.

12. Reliability is ______ over _______ . A. Equipment, Time. B. Durability, Cost. C. Quality, Time. D. Machine, Cost.

13. Reliability is the following ..., except, ________________ . A. measured as a probability of survival to time t. B. the product maintains its original intended level of quality over time, through various conditions. C. equal to "1.0 - Unreliability". D. a product ceases to perform its intended function(s), under stated conditions, for an expected period of time.

14. The Mean Time Between Failures (MTBF) is: A. the rate of failure frequency. B. the average time between failure events for the Non-Repairable Device. C. the average time between failure events for the Repairable Device. D. the average Dealer Repair Frequency (DRF).

15. The Mean Time To Failures (MTTF) is: A. the rate of failure frequency. B. the average time between failure events for the Non-Repairable Device. C. the average time between failure events for the Repairable Device. D. the instantaneous failure rate of an item.

16. In the Bathtub Curve, you can divide into 3 different phases of failures, except: A. Random-in-time failures. B. Wearout failures. C. Predictive failures. D. Early Life failures.

17. Availability is the probability that a system is in an operable condition, except: A. % Uptime of a system. B. MTBF/(MTBF+MTTR). C. 1 - Unavailability. D. MTTR/(MTBF+MTTR).

18. The Fault Tree Diagram Components can include the following, except: A. Intermediate Event. B. Feedback loop Event. C. Basic Event. D. "And Gate" and "Or Gate".

19. Failure modes, effects, criticality analysis (FMECA) bases the prioritization scheme of addressing failure modes on ___________ and ____________ . A. Severity rating, Detection rating. B. Detection rating, Occurrence rating. C. Severity of the failure modes, probability of Occurrence. D. Risk Priority Number (RPN), Occurrence rating.

20. The FRACAS has the following 3 key steps, except: A. Corrective Actions. B. Failure Reporting. C. Analysis. D. Durability.

21. Reliability Prediction Methods will include the following, except: A. Regression analysis. B. FMEA. C. Reliability Block Diagrams. D. Fault Trees.

22. Which of the application is an Active Redundancy Reliability Parallel Configuration Design: A. Boeing 747-400 (4-engined jet aircraft). B. Boeing 747 with fifth pod. C. A standby generator in a building facility. D. An extra hard drive in the information system applications.

23. Which of the following Reliability Test is considered as "Early in Design"? A. Accelerated Life Test. B. Sequential life Test. C. Highly Accelerated Stress Screens (HASS) Test. D. Highly Accelerated Life Test (HALT) Test.

24. Which of the following Reliability Test is considered as "During Design"? A. Accelerated Life Test. B. Sequential life Test. C. Highly Accelerated Stress Screens (HASS) Test. D. Highly Accelerated Life Test (HALT) Test.

25. Which of the following Reliability Test is considered as "During Production"? A. Accelerated Life Test. B. TAAF (Test, Analyze & Fix). C. Highly Accelerated Stress Screens (HASS) Test. D. Highly Accelerated Life Test (HALT) Test.