Table 5.

Relationship between Peer-Drinking and Youth-Drinking under Heterogeneity Assumption.

Stratum	Coefficient	Standard Error	p-Value	Significance	Observations
Level-1
1	1.46	1.13	0.198		108
2	1.66	0.66	0.012	*	180
3	2.85	0.92	0.002	***	136
4	2.75	0.90	0.002	***	160
5	3.36	0.70	0.000	***	330
Level-2
Slope	0.51	0.26	0.052	†	914
Constant	0.83	0.91	0.361

*** p < 0.001; ** p < 0.01; * p < 0.05; ^† p < 0.1.