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Mean percentage and standard deviation for the question: Draw a representation of the given fraction.
| Items | Grade 4 | Grade 5 | Grade 6 |
|---|---|---|---|
| 1/2 | 84 ± 4 | 95 ± 14 | 98 ± 10 |
| 1/7 | 67 ± 7 | 83 ± 5 | 89 ±2 |
| 3/4 | 75 ± 8 | 87 ± 4 | 89 ± 3 |
| 4/5 | 67 ± 5 | 77 ± 3 | 90 ± 3 |
| 7/5 | 14 ± 7 | 20 ± 9 | 35 ± 9 |
| 3/2 | 23 ± 7 | 23 ± 11 | 41 ± 10 |
