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本文从数学结构、教学顺序、注意难点与重点、因势利导四个方面论述了如何调动学生学习主动性,为充分发挥学生的主体性和教师的主导性提供了一些切实可行的措施。  相似文献   

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Item sampling and/or multiple matrix sampling techniques have been recommended for a variety of purposes. For some of these purposes, it must be assumed that examinee performance on a set of items is unaffected by the conditions under which the items are taken (i.e., no context effect exists). In this paper factors that may lead to a context effect among high school students are discussed. The net effect of such factors on examinee scores for an English test and a mathematics test is investigated empirically. For the English test there was little support for the existence of a context effect, However, a definite context effect was found for the mathematics test.  相似文献   

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Linear conversions were developed relating scores on two recent forms of the homogeneous GRE Quantitative Test (GRE-Q) and the specially constituted heterogeneous GRE Verbal-plus-Quantitative Test (GRE-V+Q), using randomly equivalent groups of about 13, 000 taking each form. Specially defined homogeneous subpopulations were then identified, and conversions between scores on the two forms were again calculated, this time based on l000-case samples drawn at random from the subpopulations. Finally, in order to develop empirical measures of equating error, I00 samples of 1, 000 cases each were drawn at random from the two total groups and used to calculate 100 conversions between scores on the two forms. The conversions based on the specially selected subpopulations were then compared with the total-group conversions and evaluated in terms of the empirical standard errors. The results showed that the conversions for the subpopulations agreed with the total-group conversion quite satisfactorily for the GRE-Q and almost as well for the GRE-V+Q. It was concluded that the data clearly support the assumption of population independence for homogeneous tests, but not quite so clearly for heterogeneous tests.  相似文献   

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随着社会主义市场经济的深入和发展,随着信息时代的到来,档案信息资源的开发和利用已越来越被更多的人所认识和接受.但由于长期以来,从领导到档案工作者及档案利用者,档案意识都比较薄弱,所以对档案信息资源的收集、编研、整理以及处理能力和管理手段等方面还有待于提高.为此,必须强化领导意识,造就一支德才兼备的档案管理队伍,提高管理手段,并提高档案利用者的认识,才能使档案信息资源的开发利用适应时代的变化,为社会主义市场经济服务.  相似文献   

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社会主义市场经济体制的选择、建立和完善,必然要求改变我国政府原有的经济管理职能。笔者通过政府经济职能的转换过程探索了我国社会主义市场经济条件下政府经济职能转换的重要性、基本内容以及进一步深化政府经济职能改革的一些思路。  相似文献   

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This article reports the results of a factorial experiment that investigated the reactions of male and female students to a hypothetical English course offered at the community college level. The participants (N = 136) consisted of students enrolled in English 101 courses at four community colleges in a southeastern state. The independent variables were gender of the student, gender of the author assigned, and the type of reading assigned (narrative, expository). The dependent variable was a composite rating of student attraction to the English course. Females rated the course more favorably than males, and testing detected an interaction effect between gender of the student and the gender of the writer. Females preferred female authors, and males were attracted to male authors. There also was an interaction effect between gender of the author and style of writing. Participants preferred female authors and expository style. The findings have practical implications for educational programs, English instructors, and future research.  相似文献   

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本文详细研究了位于一维链上的带电粒子在外场中的运动,分别若干模型给出了各自普遍的解析解,并着重讨论了粒子运动的动态定域性,可能的囚禁现象,以及动态定域性的破坏。  相似文献   

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本文运用灰色系统理论中系统的关联度分析法,对我院九二级7个班级213名学生的分析化学期终考试成绩进行分析。把考试命题划分为基本概念和原理、计算能力、综合分析运用能力等三个方面来加以分析,结果可看出各个班级学生对这三个方面以及课程综合掌握情况,同时为授课教师改进教学提供参考。  相似文献   

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讨论了具有控制时滞的Lurie系统在非线性项满足有限扇形区域条件下的绝对稳定性.依据Lyapunov稳定性理论,构造一个适当的Lyapunov泛函,利用线性矩阵不等式的方法,通过一个积分不等式获得了系统绝对稳定的时滞相关条件.并应用schur补引理将以上结果推广到了具有范数有界的不确定Lurie时滞系统,得到了系统鲁棒...  相似文献   

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新近发现的“前期太平天国崇阳县路凭”和“太平军中与天地会结义凭证”为目前有关太平天国资料中所不载,对研究太平天国的历史有一定的价值。  相似文献   

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This article focuses on the influence of Wilfred Cantwell Smith's presentation of the nature of faith on James W. Fowler's faith-development paradigm. Smith contended that, in the pre-modern era, terms translated by the English words “faith” and “believe” denoted a personal allegiance that did not require assent to any objective assertions. Two difficulties with Smith's research are highlighted: 1) In the premodern era, the terms translated as “faith” and “believe” denoted both personal allegiance and objective assent. 2) Although “faith” and “believe” primarily indicated personal allegiance in the premodern era, the primacy of personal allegiance within faith does not preclude the presence or the necessity of objective assent. The author suggests that, although Christian faith and Fowlerian stage-development are two distinct phenomena, the reality to which Fowler referred as “faith” describes the psychical context for Christian faith. The article concludes by reflecting on the implications of this concept, suggesting that Christian faith emerges from Fowlerian stage-development, but that the content and development of both phenomena remain essentially distinct.  相似文献   

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本文使用社会测量法,测查小学阶段蒙汉儿童异性同伴相互交往的状况。旨在研究蒙汉小学生异性同学之间是否能建立正常的同伴交往。对测查的结果作t检验、方差分析等。结果表明,整个小学阶段,蒙汉、城乡儿童,异性同伴相互交往的程度远远低于同性伙伴相互交往的程度,异性同学之间缺乏足够的交往;异性同学相互交往的程度,存在着明显的年级差异,但不存在民族差异和地区差异。  相似文献   

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本文以W县高中学校教育运行为例,揭示了应试教育的运行机制——为了提高高考升学率,学校教育过程成为一种学业分类过程,对教师、学生和知识不断进行中心和边缘的区分。与该分类过程相配套的是学校组织层面所构建的以考试分数为基础的教育评估制度、经济激励制度和资源配置方式。通过广泛的利益动员,应试体制将学校组织中的所有行动者和资源有效统摄于升学这一目标之下。如何改革以高考分数为基础的评估制度,进而打破应试体制的利益整合机制,是今后高考改革应该关注的重点。  相似文献   

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Dyer, et al. (1967) have proposed a model for school system evaluation. The usefulness of the indices obtained from this model depend on the reliability or stability of the indices. This study presents evidence related to the stability of these indices when pupils and factors related to time are considered as sources of error.  相似文献   

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