Research on the Influence of Virtual Reality on the Learning Effect of Technical Skills of Science and Engineering College Students: Meta-Analysis Based on 32 Empirical Studies

Table 4

Effects of different auxiliary methods.

Auxiliary method	Number of effects	Effect value	95% confidence interval		Two-tailed test
			Lower limit	Upper limit	value	value
Merger effect	71	0.350	0.259	0.441	7.578	≤0.001
VR	33	0.300	0.181	0.419	74.954	≤0.001
VR+	38	0.419	0.279	0.410	5.874	≤0.001