A Study on the Effect of the Club Model on the Effectiveness of College Volleyball Teaching Based on a Random Matrix Model

Table 1

Breakdown of research indicators of students’ sports club model preferences.

Explanatory variables	Symbol	Value method
		1	2	3	4
Gender	X1	Male	Female
Grade	X2	Fresh man	Sophomore	Junior year
Profession	X3	Basketball	Volleyball	Football	Tennis
Club size	X4	X4 ≤ 5	5 < X4 ≤ 10	10 < X4 ≤ 15	X4 > 15
Number of workouts per week	X5	X5 = 0	0 < X5 ≤ 5	5 < X5 ≤ 10	X5 > 10
Physical health	X6	Poor	Generally	Better	Very good