摘要
以学生成绩为基础,概率统计理论为依据,确定评价指标,推导出了基于难度系数综合评价的模型,利用MATLAB工具,解决了多项目综合评价问题,可广泛应用于许多行业的综合评价场合。
It is based on the students' achievement and according to the theory of probability and sta- tistics to create evaluative indicators, Giving out the comprehensive evaluation model of the difficulty coefficient,using MATLAB tools. Solution the problem about the multi-project evaluation, which can be widely used in many areas about comprehensive evaluation.
出处
《江西科学》
2008年第5期753-756,共4页
Jiangxi Science
基金
国家自然科学基金项目(60573179)
谓南师范学院重点资助项目(08YJF0019)
关键词
难度系数
综合评价
标准分
正态分布
Difficulty coefficient, Comprehensive evaluation, Standard score, Normal distribution