Dependent Variable	(I) E_courses	(J) E_courses	Mean Difference (I-J)	Std. Error	Sig.	95% Confidence Interval
Dependent Variable	(I) E_courses	(J) E_courses	Mean Difference (I-J)	Std. Error	Sig.	Lower Bound	Upper Bound
Perceived Ease of Use	One Course	Two courses	−1.93260^*	0.48657	0.000	−2.8919	−0.9733
	One Course	Three Courses or more	−2.05952^*	0.45191	0.000	−2.9505	−1.1685
	Two courses	One Course	1.93260^*	0.48657	0.000	0.9733	2.8919
	Two courses	Three Courses or more	−0.12692	0.39158	0.746	−0.8990	0.6451
	Three Courses or more	One Course	2.05952	0.45191	0.000	1.1685	2.9505
	Three Courses or more	Two courses	0.12692	0.39158	0.746	−0.6451	0.8990
Perceived Usefulness	One Course	Two courses	−1.30000	0.71764	0.072	−2.7149	0.1149
	One Course	Three Courses or more	−2.56000^*	0.66652	0.000	−3.8742	−1.2458
	Two courses	One Course	1.30000	0.71764	0.072	−0.1149	2.7149
	Two courses	Three Courses or more	−1.26000^*	0.57754	0.030	−2.3987	−0.1213
	Three Courses or more	One Course	2.56000^*	0.66652	0.000	1.2458	3.8742
	Three Courses or more	Two courses	1.26000^*	0.57754	0.030	0.1213	2.3987