Does sociability quality of web-based collaborative learning information system influence students’ satisfaction and system usage?

Table 5 Hypotheses Assessment

Hypotheses		β	t-Value	p-Value	Decision	Effect size f²
H1a	System quality → system use	0.027 (NS)	0.200	0.841	Not supported	0.001
H1b	System quality → user satisfaction	0.404*	3.353	0.001	Supported	0.189 ^medium
H2a	Information quality → system use	0.079 (NS)	0.742	0.458	Not supported	0.007
H2b	Information quality → user satisfaction	0.095 (NS)	0.924	0.356	Not supported	0.009
H3a	Service quality → system use	0.118 (NS)	1.555	0.120	Not supported	0.036 ^small
H3b	Service quality → user satisfaction	0.187**	2.350	0.019	Supported	0.087 ^small
H4a	Sociability quality → system use	0.399*	3.368	0.001	Supported	0.160 ^medium
H4b	Sociability quality → user satisfaction	0.298**	2.211	0.027	Supported	0.085 ^small
H5	User satisfaction → system use	0.354*	2.709	0.007	Supported	0.143 ^small
H6	User satisfaction → net benefits	0.446*	4.651	0.000	Supported	0.313 ^medium
H7	System use → net benefits	0.458*	4.640	0.000	Supported	0.330 ^medium

Note: Critical t-values *2.58 (P < 0.01); ** 1.96 (P < 0.05); NS = Not Significance (Hair et al. 2014:138);
Cohen’s (1988) effect size f² ≥ 0.350 = large effect size, f² ≥ 0.150 = medium effect size, f² ≥ 0.02 = small effect size (Hair et al. 2014:178)