试卷分析的一种新方法——Rough集法

Analysis of test papers based on Rough set

试卷分析的传统法——数理统计法不能判断试题是否冗余,也体现不出试题的重要程度.运用Rough集理论,给出一种试卷分析的新方法,挖掘试题重要度信息和冗余信息.

The traditional method—mathematical statistics doesn＇t judge the redundant of examination questions,but also reflect the importance of the questions to the extent not.In this paper,using Rough set theory,a new method of analysis of a paper is given.The important information and redundant imformation in test papers is digged.