Numerical Estimation Abilities In Russian School-Age Children: Evidence Of Exponential Growth
Table 1:
Grade | n | M | SD | Median | Age SD (months) |
1 | 134 | 174.27 | 82.94 | 164.3 | 3.85 |
2 | 107 | 119.37 | 63.3 | 98.3 | 4.43 |
3 | 134 | 99.06 | 55.59 | 83.95 | 5.27 |
4 | 96 | 89.95 | 67.48 | 74.55 | 4.4 |
5 | 98 | 76.78 | 53.19 | 59.65 | 5.46 |
6 | 91 | 70 | 57.96 | 49.5 | 4.91 |
7 | 61 | 52.93 | 42.53 | 41.2 | 5.3 |
8 | 93 | 53.64 | 42.74 | 45.1 | 5.39 |
9 | 59 | 50.91 | 25.5 | 47.8 | 5.39 |
10 | 44 | 43.26 | 14.02 | 39.95 | 4.59 |
11 | 41 | 41.5 | 15.06 | 38.8 | 5.7 |