Table 3.
Descriptive statistics at Time 1
| Measure | Descriptive Statistics | ||||
|---|---|---|---|---|---|
| Mean | SE | SD | Min | Max | |
| Mental rotation | 59.00 | 0.99 | 15.64 | 25.00 | 100.00 |
| Spatial scaling | 54.00 | 0.54 | 8.54 | 23.61 | 79.17 |
| Missing box problems | 56.42 | 1.56 | 24.68 | 0.00 | 100.00 |
| Number line PAE | 0.10 | 0.01 | 0.06 | 0.03 | 0.30 |
| Number line R 2 LIN | 0.93 | 0.01 | 0.08 | 0.63 | 1.00 |
| Geometry Shape Items | 63.73 | 1.05 | 16.54 | 16.67 | 100.00 |
| Geometry Symmetry Items | 54.36 | 2.08 | 32.94 | 0 | 100.00 |
| Expectations (mean rating 0–12) | 9.47 | 0.23 | 3.64 | 0 | 12.00 |
For this and all other analysis, unless otherwise stated all results reported are percentage correct scores.