PROCESSARC COMPREHENSION TEST ANSWER KEY
1. c
2. b
3. a
4. d
5. a
6. d
7. d
8. a
9. a
10. b. The higher the z score (sigma value), the lower the probability of making an error. Therefore, Process A is more capable.
11. c
12. a
13. c
14. c
15. b
16. b
17. a
18. c
19. a
22. b
23. a
Using the z/DPMO table, 
25. Using a z/DPMP table,
26. a
27. d
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