Portfolio vs. summative assessment: impacts on EFL learners’ writing complexity, accuracy, and fluency (CAF); self-efficacy; learning anxiety; and autonomy

Language Testing in Asia

Table 14 Inferential statistics (complexity post-test of both groups)

		Levene’s test for equality of variances		t-test for equality of means
		F	Sig.	t	df	Sig. (2-tailed)	Mean difference	Std. error difference
Score	Equal variances assumed	1.50	.22	−9.01	58	.000	−3.83	.42
Score	Equal variances not assumed			−9.01	55.33	.000	−3.83	.42