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用数学模型W= Ki xi 对体育班学生排球各项技术考核成绩进行综合评分，因设置了各技术评分指标的权重系数Ki，使综合技术的评分结果更具有科学性，更能综合反映学生学习排球技术的实际效果．
By using the mathematical model W = Ki xi, the scores of various technical examinations of the students in volleyball classes are comprehensively scored, and the weight coefficient Ki of each technical scoring index is set so that the scoring results of the comprehensive technology are more scientific and more comprehensive to reflect the students’ learning The actual effect of volleyball technology.