1. Question 16
2. 4 Points
3. The frequency distribution below summarizes employee years of service for Alpha Corporation. Determine the width of each class.
8. 10 years
9. 4 years
10. 6 years
11. 5 years
12. Question 17
13. 4 Points
14. Identify which sampling technique was used in the following study:
16. The name of each contestant is written on a separate card, the cards are placed in a bag, and three names are picked from the bag.
17. stratified sampling
18. random sampling
19. cluster sampling
20. convenience sampling
21. Question 18
22. 4 Points
23. Identify which sampling technique was used in the following study:
25. A pollster uses a computer to generate 500 random numbers, then interviews the voters corresponding to those numbers.
26. convenience sampling
27. random sampling
28. systematic sampling
29. stratified sampling
30. Question 19
31. 4 Points
32. Find the 3 quartiels in the following data set: 888994979810099
34. Q1= 88;Q2=97;Q3= 98
35. Q1= 89.5;Q2=97.5;Q3= 99.5
36. Q1= 87;Q2=97;Q3= 100
38. Q1= 89;Q2=97;Q3= 99
39. Question 20
40. 4 Points
41. In a recent study, the following responses were obtained to the question, "Do you favor recycling in your neighborhood?"
47. If a response is picked at random, what is the probability that it came from a male or that it indicated no opinion regarding recycling?