Online and Offline Mixed Teaching Mode Based on Multimedia Computer-Aided Music Lessons during the Epidemic

Table 7

Postexperiment t-test.

			Assuming equal variances	Assuming unequal variances
Levene test for variance equation		F	4.503
		Sig.	0.038
		t	−2.366	−2.361
		df	83	78.356
t-test for the mean equation		Sig.(bilateral)	0.02	0.21
		Mean difference	−4.175	−4.175
		Standard error value	1.762	1.765
	95% confidence interval for difference	Lower limit	−7.688	−7.698
		Upper limit	−0.668	−0.658