Table - RJS Inspector 5000 Operator's Manual

Appendix C
Table C-1 (Decodability percentage ranges to Numeric
and Letter Grades)
Min Max
62.00 100
60.80 61.99
59.60 60.79
58.40 59.59
57.20 58.39
56.00 57.19
54.80 55.99
53.60 54.79
52.40 53.59
51.20 52.39
50.00 51.19
48.70 49.99
47.40 48.69
46.10 47.39
44.80 46.09
43.50 44.79
42.20 43.49
40.90 42.19
39.60 40.89
38.30 39.59
37.00 38.29
35.80 36.99
34.60 35.79
33.40 34.59
32.20 33.39
31.00 32.19
29.80 30.99
28.60 29.79
27.40 28.59
26.20 27.39
25.00 26.19
22.50 24.99
20.00 22.49
17.50 19.99
15.00 17.49
12.50 14.99
10.00 12.49
7.50 9.99
5.00 7.49
2.50 4.99
0.00 2.49
RJS, Minneapolis, MN
72
Operator's Guide
Numeric Letter
4.0 A
3.9 A
3.8 A
3.7 A
3.6 A
3.5 A
3.4 B
3.3 B
3.2 B
3.1 B
3.0 B
2.9 B
2.8 B
2.7 B
2.6 B
2.5 B
2.4 C
2.3 C
2.2 C
2.1 C
2.0 C
1.9 C
1.8 C
1.7 C
1.6 C
1.5 C
1.4 D
1.3 D
1.2 D
1.1 D
1.0 D
0.9 D
0.8 D
0.7 D
0.6 D
0.5 D
0.4 F
0.3 F
0.2 F
0.1 F
0.0 F
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