Table 2.
Correlations, Means, and Standard Deviations for Study Variables
| Variable | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. P expectations | -- | ||||||||||
| 2. T expectations | .47*** | -- | |||||||||
| 3. P involvement at home | .00 | −.10*** | -- | ||||||||
| 4. P involvement at school | .18*** | .19*** | .19*** | -- | |||||||
| 5. P school communication | −.08*** | −.11*** | .22*** | .28*** | -- | ||||||
| 6. T-Y connections | .06*** | .15*** | .03** | .05*** | .04*** | -- | |||||
| 7. Y academic self-concept | .55*** | .70*** | −.02 | .21*** | −.10*** | .11*** | -- | ||||
| 8. Y math test score | .39*** | .63*** | −.18*** | .13*** | −.08*** | .06*** | .83*** | -- | |||
| 9. Y math course sequence | .41*** | .57*** | −.12*** | .16*** | −.09*** | .05*** | .71*** | .58*** | -- | ||
| 10. Y cumulative GPA | .40*** | .63*** | −.12*** | .17*** | −.17*** | .13*** | .72*** | .57*** | .50*** | -- | |
| 11. Y educational attainment | .39*** | .51*** | −.05*** | .18*** | −.08*** | .07*** | .56*** | .47*** | .43*** | .54*** | -- |
| Mean | 5.01 | 4.26 | −0.00 | 1.27 | 2.53 | 0.37 | 0.03 | 51.99 | 5.16 | 4.15 | 4.67 |
| SD | 1.39 | 1.44 | 0.36 | 1.37 | 2.23 | 0.48 | 0.69 | 9.95 | 1.11 | 1.46 | 1.95 |
| N | 9,654 | 9,654 | 9,654 | 9,181 | 8,780 | 9,542 | 9,654 | 8,544 | 9,085 | 9,018 | 8,216 |
Note. P = parent, T = teacher, Y = youth;
**
p < .01,
***
p < .001. For variables that were modeled as a latent variable, factor scores were used in the correlational analyses. Academic outcomes were assessed at Wave 2 & 3. All other variables were assessed at Wave 1.