[Retracted] Learning Behavior Based on Data Mining Technology

Table 2

Data preprocessing results.

	Time of hand-raising in class	Times of after-class discussions	Number of accessing online course resources	Comprehensiveevaluation
Mean	52.50	62.25	56.50	0.25
Std	29.89	24.40	34.35	0.50
Min	12.00	44.00	20.00	0.00
25%	39.75	45.50	32.00	0.00
50%	59.00	61.50	56.00	0.00
75%	71.75	81.25	80.50	0.25
Max	80.00	94.00	94.00	1.00