Table 4.

Mastery Growth Curves on demographics and proximal social experiences (N=769) ^a

Fixed Effects	Mastery
	Model 1		Model 2		Model 3 b		Model 4 b
	estimate	se	estimate	se	estimate	se	estimate	se
Intercept (9 thgrade)	7.128 ***	.43	7.513 ***	.42	7.535 ***	.43	7.462 ***	.42
Gender (boy=1)	.536 **	.17	.665 ***	.18	.488 **	.17	.611 ***	.17
Background SES	.047	.06	−.017	.06	−.006	.06	−.002	.06
Educational promise	.248 ***	.05	.192 ***	.05	.207 ***	.05	.210 ***	.05
First two-parent family	.115	.18	.161	.18	.047	.18	−.007	.17
Slope (yearly change)	.482 **	.17	.515 **	.17	.524 **	.17	.462 **	.17
Gender (boy=1)	.040	.07	.053	.07	.064	.07	.074	.07
Background SES	.052 *	.02	.050 *	.02	.043 †	.02	.043 †	.02
Educational promise	−.028	.02	−.031	.02	−.033 †	.02	−.026	.02
First two-parent family	−.057	.07	−.061	.07	−.074	.07	−.050	.07
School strain	−.164 **	.05					−.157 **	.05
Not in school	−.238	.32					−.225	.32
Work strain			−.051 **	.02			−.047 *	.02
Not working			−.245	.18			−.186	.17
Mother quality					.109 ***	.02	.107 ***	.02
Father quality					.048 *	.02	.053 *	.02
Intercept (12 thgrade)	8.572 ***	.46	9.059 ***	.44	9.106 ***	.45	8.848 ***	.44
Gender (boy=1)	.655 ***	.18	.824 ***	.18	.682 ***	.18	.832 ***	.18
Background SES	.202 ***	.06	.132 *	.06	.123 *	.06	.129 *	.06
Educational promise	.164 ***	.05	.098 *	.05	.109 *	.05	.132 **	.05
First two-parent family	−.057	.19	−.022	.18	−.175	.19	−.157	.18
Random Effects
Initial Status	2.972 ***	.31	2.930 ***	.31	2.972 ***	.30	2.532 ***	.28
Rate	.155 **	.05	.160 **	.05	.155 **	.05	.139 **	.05
Level 1 error	3.687 ***	.14	3.683 ***	.14	3.639 ***	.13	3.636 ***	.13
Deviance	13615		13602		13592		13500
AIC	13623		13610		13600		13508
BIC	13641		13628		13618		13527

^†p<.10,

^*p<.05,

^**p<.01,

^***p<.001 (two-tailed)

Notes:

^aFor all time-varying covariates in each model, the grand mean centered group mean of the time varying covariates is included in the level-2 equation for the intercept.

^bCoefficients based on combined results from 10 imputed datasets.