[Retracted] Construction of Bilingual Teaching Mode Based on Digital Twinning Technology

Table 2

Comparison of significant differences between pretest and posttest.

	Z-value	value	Significant degree of difference
All	6.09 > 2.59	0.000 < 0.01	The difference is very significant
Boys	0.662<1.95	0.508>0.06	No obviously different
Girl	6.615 > 2.59	0.000 < 0.01	The difference is very significant

Z-value and value are the parameters of system identification by teaching quality networks.