Analysis of objectivity. To calculate the Kendall's concordance coefficient (w) of each testing item in the group between 0.77—0.90, it shows that the new system is quite objective.
Analysis of objectivity. To calculate the Kendall's concordance coefficient (w) of each testing item in the group between 0.77—0.90, it shows that the new system is quite objective.
客观性分析:计算实验组各测试项目的肯德尔和谐系数(w)在0.77～0.90,说明利用新评价体系对学生的评价是客观的。