[Retracted] Self-Study System Evaluation of Oral English Based on Limit Theory

Table 2

Results of the self-learning ability of the two groups of members before the implementation of the questionnaire.

	Number of people	Mean	Standard deviation	Standard error	Minimum	Maximum
Test group	60	37.1864	11.21351	1.32365	21	60
Control group	60	38.2131	9.32513	1.21317	21	63
Total	120	37.5138	9.71352	0.91235	21	63