Table 4 Analysis of differences in core self-evaluation of junior and senior high school students
|  | Students in grades 7–9 (n = 832) | Students in grades 10–12(n = 805) | t | P |
|---|---|---|---|---|
Core self-evaluation score | 34.52 ± 7.437 | 34.15 ± 7.053 | 1.042 | 0.298 |