Table 6.

Sobel test results (model 3).

		z	SE	p
a1	0.683	4.19639532	0.06998626	0
Sa1	0.061
b1	0.430
Sb1	0.095
a2	0.322	4.20844315	0.01813355	0
Sa2	0.062
b2	0.237
Sb2	0.033

a₁, regression coefficient of cognitive ability and personality characteristics; s_a1, corresponding SE; b₁, regression coefficient of personality characteristics and Mathematics academic performance; s_b1, corresponding SE; a₂, regression coefficient of cognitive ability and psychology health; s_a2, corresponding SE; b₂, regression coefficient of mental psychology and Mathematics academic performance; and s_b2, corresponding SE.