[Retracted] An Empirical Analysis of Audio-Visual Teaching and Network Multi-Modal Learning Environment Theory for English Majors

Table 15

Independent sample test of pretest for the experiment class and the control class.

	Levene’s test for equality of variances			t-test for equality of means
Pretest scores		F	Sig.	t	Df	Sig. (2-tailed)	Mean difference	Std. error difference
	Equal variances assumed	0.014	0.092	0.412	97	0.681	0.236	0.576
	Equal variances not assumed			0.412	95.917	0.681	0.237	0.576