Table 1.
Independent samples t-test of family involvement by income
| Mean of Family Involvement | t statistic | df | |
| Low Income | 7.37 | -2.21*** | 45.06 |
| High Income | 8.70 |
Note. p<.05*, p<.01**, p<.001***
The mean family involvement for low income families was 7.37 out of 10 while the mean family involvement for high income families was 8.70 out of 10. These means are significantly different at the .001 level.