Table 4.

The results of multiple regression analyses (grandparent).

Model			B	SE	β	t	p	VIF
Constant			0.892	0.702		1.270	0.206
Independent variable		Emotional leisure	0.100	0.121	0.065	0.823	0.412	1.738
		Teaching rules	0.055	0.109	0.039	0.499	0.619	1.682
		Academic support	0.361	0.115	0.277	3.137	0.002	2.196
		Life care	0.266	0.108	0.179	2.472	0.014	1.480
Control variable	Grade	Grade1	−0.023	0.475	−0.003	−0.048	0.962	1.053
		Grade2	0
	Score ranking	Top	1.373	0.391	0.332	3.514	0.001	2.501
		Above the average	1.259	0.325	0.479	3.875	0.000	4.286
		Average	0.734	0.332	0.264	2.214	0.028	4.006
		Below the average	0.319	0.346	0.101	0.922	0.358	3.404
		Bottom	0
R2					0.373
F					11.647
p					0.000