An Analysis of Graphical Representation of Data in Elementary School Mathematics Textbooks
Table 3: Relative frequencies by roles for every type of graphical representation
| Types |
Interpretation |
Construction |
Presentation |
Total |
| Bar graphs |
47.76% |
47.76% |
4.48% |
100.00% |
| Line graphs |
53.06% |
40.82% |
6.12% |
100.00% |
| Numbered lines |
32.10% |
44.08% |
23.82% |
100.00% |
| Part-whole graphics |
41.25% |
43.92% |
14.83% |
100.00% |
| Pictorial units |
53.27% |
33.48% |
13.24% |
100.00% |
| Point graphs |
35.56% |
53.33% |
11.11% |
100.00% |
| Specific types |
0.00% |
100.00% |
0.00% |
100.00% |
| Total |
45.22% |
39.24% |
15.54% |
100.00% |
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