硕士研究生《卫生统计学》试题质量评价_医学杂志_健康小常识K210.com 关键词： 难度； 区分度； 信度； 效度 [gap=2194]Key words: difficulty coefficient; discrimination; reliability; validity
基于12个网页-相关网页
question difficulty coefficient 试题难度系数
designing difficulty coefficient 设计难度系数
greenland difficulty coefficient 绿化难度系数
difficulty coefficient of recovery 恢复难度系数
Third the article analyzes and calculates difficulty coefficient , partition degree , puzzling effect of multiple-choice to adjust and optimize examination items .
第三，考后根据考生的答题情况，分析和计算题库中考题的难度系数、区分度，对选择题选项的迷惑效力进行分析，以实现对题目的调整优化。
参考来源 - 基于局城网的考试管理信息系统·2,447,543篇论文数据，部分数据来源于NoteExpress
Conclusion Fabricating complete metal occlusal pad, though the difficulty coefficient is big, is still a good dental clinical restoration method at present.
结论：制作全口金属牙合垫修复牙列磨损及缺失，虽然难度系数较大，但目前仍不失为一种良好的齿科临床修复方法。
METHODS:After the primary and additional factors related to technic difficulties in root canal therapy had been wholly considered, the formula for calculation the difficulty coefficient was set up.
方法：综合考虑根管治疗术中操作相关的基本因素和附加因素，设计了难度系数的计算公式。
Therefore, the difficulty coefficient of road administration is determined by calculating the group utility function based on the normalized weights, utility function of every expert and the indexes.
用归一化的专家权重、专家个人效用函数的权重以及标准化后的指标，计算群效用函数，即可确定公路路政管理难度系数。
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