Table 3.
Goodness-of-fit statistics for the Motivational Total Mediation Model of homework in the overall sample, and by gender and grade.
| Sample | χ2(p) | χ2/df | AGFI | CFI | RMSEA [LO, HO] |
|---|---|---|---|---|---|
| Total | 106.85 (0.000) | 2.139 | 0.96 | 0.98 | 0.039 [0.029, 0.050] |
| Girls | 94.45 (0.000) | 1.889 | 0.94 | 0.97 | 0.048 [0.033, 0.063] |
| Boys | 60.70 (0.143) | 1.214 | 0.95 | 0.99 | 0.027 [0.000, 0.047] |
| 7th–8th grade | 63.03 (0.102) | 1.261 | 0.95 | 0.99 | 0.028 [0.000, 0.048] |
| 9th–10th grade | 84.75 (0.002) | 1.695 | 0.94 | 0.97 | 0.043 [0.026, 0.058] |
The models have 50 degrees of freedom.