Norms-ACS First Term General Chemistry Exam Form 2002
Score Percentile Score Percentile Score Percentile
70 100 44 57 18 1
69 100 43 54 17 1
68 100 42 51 16 1
67 100 41 48 15 0
66 100 40 45 14 0
65 99 39 41 13 0
64 99 38 38 12 0
63 98 37 36 11 0
62 97 36 33 10 0
61 96 35 30 9 0
60 95 34 27 8 0
59 94 33 25 7 0
58 92 32 22 6 0
57 90 31 19 5 0
56 88 30 17 4 0
55 86 29 15 3 0
54 84 28 13 2 0
53 82 27 11 1 0
52 79 26 9
51 77 25 8
50 74 24 6
49 72 23 5 Mean 41.73
48 69 22 4 Std deviation 12.27
47 66 21 3 Median 41.2
46 63 20 2 KR-21 rel 0.90
45 60 19 2 Std error/meas 3.86