| 计算机自适应测试系统的设计 |
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| 引用本文： | 杨正清,殷全剑,张晗,刘明志. 计算机自适应测试系统的设计[J]. 无线互联科技, 2020, 0(4): 50-53 |
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| 作者姓名： | 杨正清 殷全剑 张晗 刘明志 |
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| 作者单位： | 北京世相科技文化有限公司 |
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| 摘 要： | 测试是教育评价中一种广泛使用的方法。随着计算机及互联网技术的迅速发展,计算机成为能力测验的重要工具。文章设计了一个计算机自适应测试系统(CAT),选择适合每个被试者能力水平的英语单词题目,实现用尽量少的题目较为准确地评估出用户的英语水平和词汇量。
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| 关 键 词： | 计算机自适应测试 项目反应理论 能力估计 极大似然函数 |
Design of computer adaptive testing system |
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| Yang Zhengqing,Yin Quanjian,Zhang Han,Liu Mingzhi. Design of computer adaptive testing system[J]. Wireless Internet Technology, 2020, 0(4): 50-53 |
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| Authors: | Yang Zhengqing Yin Quanjian Zhang Han Liu Mingzhi |
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| Affiliation: | (Beijing Shixiang Technology Culture Co.,Ltd.,Beijing 100102,China) |
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| Abstract: | Testing is a commonly used method in educational evaluation.With the vigorous expansion of computer technology and Internet industry,computer has been used as a test tool in ability estimation.This article explores a computer adaptive test(CAT),selecting the English word question that suits each candidate’s ability level.Implementing an accurate assessment of the user’s English level and vocabulary with a minimum of questions. |
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| Keywords: | computer assisted testing item response theory parameter estimation maximum likelihood function |
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