An IERI – International Educational Research Institute Journal
Table 8 Average paperTIMSS-eTIMSS difference scores by student subgroups—fourth grade
Subgroup | Valid cases | Average percent of students | Average difference score | |
|---|---|---|---|---|
Mathematics | Science | |||
Books in the home | ||||
 0–10 books | 1947 | 12 (0.4) | 12 (1.4) | 10 (1.7) |
 11–25 books | 4180 | 26 (0.5) | 13 (0.8) | 7 (0.9) |
 26–100 books | 5411 | 33 (0.4) | 15 (0.7) | 9 (0.7) |
 101–200 books | 2811 | 17 (0.4) | 16 (0.9) | 7 (0.9) |
 More than 200 books | 2201 | 13 (0.3) | 15 (1.1) | 8 (1.0) |
Gender | ||||
 Girls | 8627 | 52 (3.0) | 15 (0.8) | 7 (0.6) |
 Boys | 8142 | 49 (3.0) | 13 (0.8) | 9 (0.8) |
Digital self-efficacy | ||||
 Low | 1094 | 7 (0.3) | 17 (1.7) | 11 (2.0) |
 Medium | 4926 | 30 (0.4) | 14 (0.9) | 7 (0.9) |
 High | 10,455 | 63 (0.6) | 14 (0.7) | 8 (0.6) |