Constructing a Music Network Teaching System by Using Neural Network Model with Wireless Audio Transmission

Table 3

Comparisons of the time spent in the teaching process between the experimental group and the control group.

Time (h)	Experimental group	Control group
The average time spent on preparing lessons	0.5 h	1.3 h
The average effective class time	1.4 h	1.1 h
The average time spent on correcting homework after class	1.5 h	2.5 h
The average time spent on performance appraisal	2 h	4 h