[Retracted] An Analysis of Computer-Aided Design Software Course Teaching in Visual Communication Design Major by Integrating Grey Variable Weight Clustering Evaluation Model

Table 1

Composition score prediction and post-test group statistics of experimental class and comparison class.

	The number	The mean	The standard deviation	Mean standard error
Pretest the control class	65	8.66	1.89	0.23
Control class after test	65	9.71	1.22	0.16
Pretest the control class	65	8.53	2.04	0.26
Control class after test	65	10.74	1.29	0.16