m&& a& CHEMICAL EDUCATION
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Physlcal Chemistry Form 1976 1
Condensed Norms: ACS Examinations
45 ltems-Scored No. Right
Condensed norms far the most recent tests are presented in the following tables. These are selected from a larger body of data available from the Examinations Committee-ACS, University of South Florida, Tampa, Florida 33620. For condensed norms of previous tests, see this Journal. 55.213 (April, 1978); 53, 264 (April, 1976);52,484 (July, 1975);and earlier issues. Note I: Normssent to usersare updated regularly from newer or more extensive data. Note 2: KR rel. is the reliability coefficient based on Kuder-Richardson Formula No. 21.
Raw Score
%ile
Raw Score
%ile
Raw Score
%ile
16 18 20 21 22 23 24
1 9 17 23 25 32 37
25 26 27 28 29 30 31
49 55 58 60 65 68 72
32 33 34 36 38 40
78 82 86 91 94 100
Mean
25.17 6.93 0.787
c KR Rel.
Based on a sample of 68students from 7 institutions.
Polymer Chemistry Form 1978 70 Items-Scared Raw Scare
%iie
Raw Score
No. Right %iie
Raw Score
Brie1 Qualitative Analysis Form 19778
%ile
35 Items-Scored
Mean m
KR rel.
39.25 8.42 0.768
No. Right
Raw Score
%ile
Raw Score
%ile
Raw Score
%ile
8 10 11 12 13 14 15
1 6 8 12 15 27 33
16 17 18 19 20 21 22
39 46 52 61 67 71 79
24 26 28 30 32
84 87 93 97 100
Mean n KR Rel.
17.67 5.64 0.747
~ a s e d a na sample 1I13 stvdentsfrom 7 institutions. AII had 1 semester of Polymer
Chemistry.
Based on a sampie of 84 students in 3 institutions.
Brief Organic Chemistry Form 19778
Organic Chemistry Form 1978
70 Items-Scored 70 Items-Scored
No. Right
Raw Score
Raw Scare
%ile
Raw Score
%iie
Raw Scare
%ile
16 21 24 26 28 30 32
1 5 10 16 22 28 34
34 36 38 40 42 44 46
40 46 53 59 65 71 76
48 50 53 56 60 66
81 86 91 95 98 100
Median
38 37.65 12.45 0.901
Mean
c KR rel. B B S C on ~ a sample of 1310 stvdents from 38 inrtitutionr.
252 1 Journal of Chemical Education
%ik
Raw Score
No. Right %ile
Raw Score
%ile
Mean
39.75 13.88 0.917
(r
KR r d .
BaJBd ona sampleof 376 stvdentJ born 9 insitutions. All had 1 semester(brief)aganic chemistry.