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区分度
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  dipartite degree
    According to the latent trait theory and dipartite degree, this paper presents the method of the foundation and realization of the mathematics model for difficulty coefficient.
    作者以潜在倾向理论为基础 ,结合区分度算法 ,提出了一种试题难度系数数学模型的建立和实现方法 .
短句来源
  “区分度”译为未确定词的双语例句
    The Quantized Method of Distinction in Test Quality Evalution Index System
    试卷质量评价指标区分度的量化方法
短句来源
    Research on calculating methods of difficulty and differentiation in education survey
    教育测量中难度与区分度的计算方法
短句来源
    y means of mathematical statistics, this paper makes an exploratory investigation on the quality evaluation of examination paper from reliability, difficulty,discrimination and coverage.
    本文采用数理统计方法,对试卷质量的评价问题从可靠性、难度、区分度及覆盖面等方面进行了探讨。
短句来源
    In this paper the quantity analysis of test and test papers is discussed, by means of method of statistics and survey of education.
    利用教育统计与测量的方法,对《高等数学》试卷进行定量化分析,并且用难度、区分度、(?)
短句来源
    To observe the instance of exam quality which is imaged from the eight targets “average、standard difference、trust limit、effect limit、distribution、difficulty、distinguish limit、exam point”, and to analyze it qualitatively by P line, and to range student degree with standard point.
    【方法】从教育统计学的角度观察平均分数、标准差、信度、效度、分布状态、难度、区分度、成绩等 8项指标反映考试质量的情况 ,辅以P线作定性分析 ,并通过标准分数对学员的真实学习水平进行排序。
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  differentiation index
HL-60 cells have been induced with differentiation index 16% by S-adenosyl-L-methionine (SAM) as inducer in the presence of optimum concentration of 10 pmol/L.
      
Maximum abundances of K, Rb, Ba, Pb, and Sr occur in the intermediate syenitic differentiates (differentiation index=64.0-68.8).
      
The manganese content of manganoan ilmenite increases with an increase of the differentiation index of host rocks, however, the amount of ilmenite tends to decrease with the increase of the same index.
      
the differentiation index Al2O3+CaO+MgO show a gap between troctolite and anorthosite in the Morin Complex whereas this gap is absent in the anorogenic complexes of Labrador (Nain province).
      
Co and Sc range respectively between 19.6-1.2 ppm and 32-3.3 ppm showing a good negative correlation with the Differentiation Index (D.I.).
      
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In this article the authors introduce a new method of using piecewise accumulative function for marking the technique of basketball playing and forming a fair judgment as to whether the technique is up to the standard or not. The method can reflect the technical competence of an examinee objectively and scientically. It has various degress of differentiation and some degree of difflculty. The method may also be used in other sports events for the same purpose.

本文提出一种篮球技术达标评分的新方法——分段累进计分法,它能客观、科学地反映受试者的技术水平,既有不同的区分度,又有一定的难度,该方法同样也适用于其它项目的技术达标评分。

In this article there are 10413 data which has been obtained by quantitative treatment on the basis of investigation among 89 student in a middle school. At first, a differential scale of the psychological examination has been made, then we performed a stepwise discriminate analysis of students' conduct-classification. In this way we've got a mathematical model and provided a scientific evidence for educating the youngsters.

本文通过对某中学89名学生进行的各种问卷调查结果进行数量化处理,共得10413个数据。对此,我们首先作了心理测试的区分度检验。然后,对学生品行分类作了逐步判别分析,建立了数学模型。为青少年思想教育工作提供了一定的科学依据。

This paper recommends the index system of examination papersin an evaluating test; including concentrated quantity, differance quantity, degree of difficulty, degree of distinction anddegree of effect of examination papers. It proposes a nab method in which the upper and lower weighted limit functions for relative importance of above quantities and theweighted Hamming distance method of Fuzzy is utilizedfor judging which is superior.

本文介绍了评估考试试卷的指标系统;集中量数、差异量数、试卷难度、试卷区分度和试卷效度的计算;提出了对于各量数相对重要性的权重采用高、低两限法求权重函数.本文采用模糊数学中加权Hamming距离法评判优劣名次.

 
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