[Retracted] Improvement and Optimization of Feature Selection Algorithm in Swarm Intelligence Algorithm Based on Complexity

Table 5

Attitudes towards multimedia teaching.

	Very dissatisfied	Not satisfied	General	Okay	Satisfied	Very satisfied
Class 1	2	4	12	14	17	19
Class 2	2	3	7	12	21	20
Class 3	3	5	13	12	20	24
Class 4	5	5	12	17	19	20
Class 5	1	6	8	11	22	21
Class 6	2	2	13	11	17	19