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Journal of Research in Innovative Teaching - National University

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Table 1. A grade list for a class <strong>of</strong> 25 students.<br />

#<br />

Total Letter Numerical<br />

Score Grade Equivalent<br />

(1) (2) (3) (3)<br />

1 47.1 F 0<br />

2 54.1 F 0<br />

3 61.2 D 1<br />

4 62.0 D 1<br />

5 66.0 D 1<br />

6 68.2 D 1<br />

7 69.1 C 2<br />

8 75.3 C 2<br />

9 76.2 C 2<br />

10 78.5 C 2<br />

11 78.9 C 2<br />

12 84.8 B 3<br />

13 85.1 B 3<br />

14 86.6 B 3<br />

15 87.2 B 3<br />

16 87.6 B 3<br />

17 88.1 B 3<br />

18 89.0 B 3<br />

19 89.0 B 3<br />

20 88.9 A 3<br />

21 90.9 A 4<br />

22 96.1 A 4<br />

23 96.6 A 4<br />

24 96.7 A 4<br />

25 99.5 A 4<br />

Another area <strong>of</strong> application for <strong>in</strong>formation technology is solv<strong>in</strong>g problems on normal<br />

distribution. We already see some students abandon<strong>in</strong>g the tables <strong>of</strong> standard normal distribution,<br />

which are a necessary element <strong>of</strong> every textbook, and resort<strong>in</strong>g to graph<strong>in</strong>g calculators or Excel.<br />

They obta<strong>in</strong> more accurate results and spend less time. It is clear that the said tables will<br />

eventually share the fate <strong>of</strong> tables <strong>of</strong> logarithms or trigonometric functions. That time may<br />

already be com<strong>in</strong>g.<br />

A Textbook for Short Courses<br />

Today students <strong>in</strong> a statistics class have to work with a textbook written for a full-semester<br />

course, pick<strong>in</strong>g out the required sections and subsections from the 800-page volume. Once the<br />

short course has been established and proved its viability, it may be the proper time to th<strong>in</strong>k<br />

191

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