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Estimating
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Technical Quality Information
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Contributed by: Assessment of Performance Unit
1989 Administration
Unit Name: Estimating
Unit Content: Physical Science
Unit Theme:
Unit Statistics:
% of pupils within ranges of actual value (n=916)
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Value |
0-49% |
50-79% |
80-89% |
90-110% |
111-120% |
121-150% |
151-200% |
200% and over |
no recorded response |
| Box Volume |
300 cm3 |
66 |
14 |
2 |
3 |
1 |
2 |
3 |
2 |
4 |
| Leaf Area |
200 cm2 |
58 |
15 |
1 |
6 |
1 |
2 |
2 |
2 |
11 |
| Wire Length |
30 cm |
11 |
33 |
14 |
20 |
3 |
4 |
4 |
5 |
3 |
| Ball Mass |
20 g |
39 |
18 |
1 |
8 |
1 |
7 |
4 |
10 |
10 |
| Tube Volume |
25 cm3 |
44 |
10 |
10 |
5 |
6 |
4 |
6 |
6 |
7 |
| Box Area |
200 cm2 |
52 |
18 |
3 |
18 |
1 |
2 |
2 |
2 |
13 |
| Rod Length |
30 cm |
5 |
20 |
14 |
40 |
4 |
5 |
3 |
4 |
2 |
| Package Force |
5 N |
4 |
1 |
1 |
3 |
1 |
1 |
8 |
42 |
31 |
| Tube Area |
5.5 cm2 |
19 |
27 |
1 |
15 |
1 |
5 |
7 |
10 |
15 |
| Wire Mass |
20 g |
46 |
14 |
1 |
6 |
0 |
3 |
2 |
7 |
19 |
Notes: None
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©1997-2002 SRI International,
Center for Technology in Learning. All rights reserved.
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