Out-of-the-classroom learning of English vocabulary by EFL learners: investigating the effectiveness of mobile assisted learning with digital flashcards

Table 2 Independent samples T-tests

	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	95% confidence interval of the difference
	F	Sig	t	df	Sig. (2-tailed)	Mean difference	Std. error difference	Lower	Upper
NGSL1	.803	.373	.882	81	.380	.598	.678	− .751	1.947
NGSL2	.266	.607	31.02	81	.000	22.648	.730	21.195	24.100