[Retracted] Evaluation Algorithm of Volleyball Players’ Competitive Ability Based on the Random Matrix Model

Table 2

Incidence and efficiency of blocking at different offensive positions.

Attack line	Closing score	Tapping seal number	Incidence of network blocking %	Percentage of score %	Attack and penetration efficiency %
0.6 m from attack line	27	121	7.63	6.64	23.76
0.8 m from attack line	41	172	10.49	9.65	24.72
1 m from attack line	43	198	12.50	9.62	21 .14
1.2 m from attack line	54	205	12.66	11.85	25.02
1.4 m from attack line	46	167	10.13	10.24	27.92
1.6 m from attack line	53	162	9.98	11 .85	32.51
1.8 m from attack line	42	120	7.63	9 .45	33.63