Table 2.

Estimates of a and b paths for effects of independent variables on mediators and mediators on dependent variable

Mediators, M	Model
	1 (Y = INT, X = ATT)	2 (Y = INT, X = SN)	3 (Y = INT, X = PC)
X toM (a-paths)
Knowledge score	0.0583	0.0579	0.0548
	(0.0173)	(0.0201)	(0.0167)
	0.0008	0.0043	0.0011
Expectations score	0.7783	0.8396	0.7968
	(0.0599)	(0.0715)	(0.0562)
	0.0000	0.0000	0.0000
M to Y (b-paths)
Knowledge score	0.2587	0.2395	0.1851
	(0.0940)	(0.0800)	(0.0660)
	0.0062	0.0029	0.0053
Expectations score	0.1818	0.1306	0.0441
	(0.0271)	(0.0225)	(0.0196)
	0.0000	0.0000	0.0250

Note: Figures in boldface denotes the unstandardized coefficients (beta). Figures in parentheses (·) denote standard errors, and italics denote p-values.