TABLE 2.

Pretest-posttest comparisons on learning outcomes.

		Pretest		Posttest		Mean difference
Measure		M	SD	M	SD	M	SD	t	p
Self-efficacy in creativity	E	4.47	1.13	4.75	0.98	0.23	1.09	0.93	0.36
	C	4.63	0.93	4.28	1.18	–0.37	0.89	−2.33*	0.03
Self-efficacy in learning English	E	4.37	1.05	4.01	1.04	–0.38	0.76	−2.23*	0.04
	C	4.71	0.68	4.53	0.84	–0.17	0.67	–1.40	0.17
English language test performance	E	33.44	13.95	49.39	14.81	15.94	9.08	7.45**	0.00
	C	81.23	7.62	86.03	6.36	4.50	8.58	2.88*	0.01

E standards for experimental group (n = 20); C stands for control group (n = 31); * is significant at 0.05 level; ** is significant at 0.01 level.