[Retracted] Teaching Reform of Undergraduate Courses in Colleges and Universities Based on Machine Learning and Improved SVM Algorithm

Table 9

Satisfaction of learning service system.

		Frequency	Percentage	Effective percentage	Cumulative percentage
Valid	Very satisfied	31	12.8	12.8	12.8
	Satisfied	111	45.7	45.9	58.7
	Commonly	87	35.8	35.9	94.6
	Dissatisfied	9	3.7	3.7	98.3
	Very dissatisfied	4	1.7	1.7	100.0
	Total	242	99.7	100.0