Astro 124:  First Test Results

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The first exam consisted of 50 multiple choice questions which were weighted worth 2 points. Your total is out of 100 total points. The mean score for this exam was 75. Below is a histogram for the test score distribution.

• 96-100: XXXXXXXXXX
• 90-95 : XXXXXXXXXXXXX
• 84-89 : XXXXXXXXXXXXXXXXXX
• 78-83 : XXXXXXXXXXXXXXXXXXXXX
• 72-77 : XXXXXXXXXXXXXXX
• 66-71 : XXXXXXXXXXXXXXXXXXXXXXXX
• 60-65 : XXXXXXX
• 54-59 : XXXXXXXXXXXXX
• 48-53 : XX
• 42-47 : XXXX
• 36-41 : XX

86 and above corresponds to the top 25% of scores, 76-84 the next 25 percent, 66-74 the third quarter, and 64 and below the final quarter. Individual letter grades are not assigned to exams. The final letter grade is determined from your total score at the end of the semester after your lowest exam score is dropped.

Test Answers for multiple choice:

Note the correct answer on your returned test forms. Review the concepts on the problems you missed. Save your test form for review for the final exam.

1. C
2. A
3. D
4. A
5. B
6. D
7. B
8. D
9. D
10. C
11. D
12. B
13. A
14. C
15. B
16. C
17. B
18. A
19. C
20. C
21. C
22. A
23. C
24. C
25. B
26. B
27. B
28. B
29. D
30. A
31. A
32. C
33. A
34. A
35. D
36. A
37. C
38. B
39. A
40. B
41. D
42. C
43. D
44. D
45. C
46. C
47. D
48. A
49. C
50. B