Table 5 Results of ANCOVA analyses for 12th-grade “narrow” mathematics national exam scores and Internet use variables, controlled for SES and gender
Outcome: 12th-grade national “narrow” mathematics exam scores | |||||
|---|---|---|---|---|---|
Variables | Sum of squares | df | Mean square | F | η2p |
Internet use at school | 14,256.044 | 6 | 2376.007 | 4.212*** | .021 |
SES | 19,988.259 | 1 | 19,988.259 | 35.435*** | .030 |
Gender | 9648.973 | 1 | 9648.973 | 17.106*** | .014 |
Residuals | 657,153.546 | 1165 | 564.08 | ||
Internet use outside of school | 11,406.343 | 6 | 1901.057 | 3.356** | .017 |
SES | 18,250.333 | 1 | 18,250.333 | 32.214*** | .027 |
Gender | 8364.695 | 1 | 8364.695 | 14.765*** | .013 |
Residuals | 660,003.247 | 1165 | 566.526 | ||
Internet use on weekends | 4912.889 | 6 | 818.815 | 1.431 | .007 |
SES | 18,409.184 | 1 | 18,409.184 | 32.178*** | .027 |
Gender | 8194.182 | 1 | 8194.182 | 14.323*** | .012 |
Residuals | 666,496.701 | 1165 | 572.1 | ||