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41.
The way in which mid-semester course evaluations are structured, administered and reported is important for generating rich and high-quality student feedback for the enhancement of learning and teaching. Mid-semester evaluations usually contain open-ended questions that trigger more elaborative feedback about what is going on in a class than that from end-of-semester evaluations with Likert scale-type questions. The anonymity of the process for students and the confidentiality of the process for instructors make the process more reflective for students and less stressful for instructors. This study describes how the mid-semester course evaluation process can be used as a feedback tool for improving the quality of teaching and learning at an institutional level. Through a longitudinal analysis of 341 mid-semester course evaluation reports, positive areas and areas of concern with respect to learning and teaching were identified, and changes in student evaluations over the years were examined meticulously to make an overall evaluation of the quality of learning and teaching at a non-profit Turkish university. This research showed that the value of mid-semester course evaluations can go beyond course-level if we use open-ended questions and are able to gather the reports together to make some comprehensive analysis at university level.  相似文献   
42.
Background: Investigating factors contributing to chemistry achievement is important since it enables us to make more concrete instructional decisions related to improving students? chemistry achievement.

Purpose: This study aimed to investigate how students? perceptions of learning environment, self-efficacy and gender are related to chemistry achievement.

Sample: Three hundred fifty six high school students with the age range of 14 and 19 from three different schools in the same district were the participants.

Design and methods: A structural equation model was designed and tested. Constructivist learning environment survey, self-efficacy scale were the instruments of the study. Information about students? gender and their chemistry grades belonging to the previous semester were also collected.

Results: The model testing showed that chemistry self-efficacy beliefs, students? perceptions of constructivist learning environment (through chemistry-self efficacy) and gender were significantly related to chemistry achievement. Moreover, the findings showed that students? chemistry self-efficacy beliefs mediated the relation of students? learning environment perceptions to their chemistry achievement.

Conclusions: The present study has some educational implications for teachers, teacher educators and curriculum developers. First of all, self-efficacy was found to have an effect on students? achievement. Therefore, teachers should consider students? self-efficacy beliefs and devise their instruction accordingly. Another implication of this study is the necessity of considering gender differences in designing teachers? instruction.  相似文献   
43.
中国特色社会主义理论体系是在改革开放伟大历史实践中逐步形成和丰富发展的。改革开放和社会主义现代化建设的实践发展将进一步推动中国特色社会主义理论体系的丰富和发展。坚持中国特色社会主义,就必须坚持改革开放不动摇;坚持改革开放,就必须始终高举中国特色社会主义理论的伟大旗帜。  相似文献   
44.
Automatic text classification is the task of organizing documents into pre-determined classes, generally using machine learning algorithms. Generally speaking, it is one of the most important methods to organize and make use of the gigantic amounts of information that exist in unstructured textual format. Text classification is a widely studied research area of language processing and text mining. In traditional text classification, a document is represented as a bag of words where the words in other words terms are cut from their finer context i.e. their location in a sentence or in a document. Only the broader context of document is used with some type of term frequency information in the vector space. Consequently, semantics of words that can be inferred from the finer context of its location in a sentence and its relations with neighboring words are usually ignored. However, meaning of words, semantic connections between words, documents and even classes are obviously important since methods that capture semantics generally reach better classification performances. Several surveys have been published to analyze diverse approaches for the traditional text classification methods. Most of these surveys cover application of different semantic term relatedness methods in text classification up to a certain degree. However, they do not specifically target semantic text classification algorithms and their advantages over the traditional text classification. In order to fill this gap, we undertake a comprehensive discussion of semantic text classification vs. traditional text classification. This survey explores the past and recent advancements in semantic text classification and attempts to organize existing approaches under five fundamental categories; domain knowledge-based approaches, corpus-based approaches, deep learning based approaches, word/character sequence enhanced approaches and linguistic enriched approaches. Furthermore, this survey highlights the advantages of semantic text classification algorithms over the traditional text classification algorithms.  相似文献   
45.
胡锦涛总书记在改革开放新时期党的反腐倡廉理论方面提出的一系列新思想、新观点、新论断、新要求,是中国特色社会主义理论体系的重要组成部分,是对我们党的反腐倡廉理论的进一步丰富和发展,这对于深入开展党风廉政建设和反腐败斗争,全面推进党的建设新的伟大工程,具有重大而深远的意义。  相似文献   
46.
This article discusses the process of a study designed to develop university students' sketching skills in schools of architecture. Acknowledging the relationship between cognition and writing, it aims to investigate the role of writing in learning sketching among architecture students and to examine how students regulate their thoughts by writing as they work on their free hand sketches. It includes writing texts before and after sketching tasks to improve sketching. The study was implemented in a school of architecture at a Turkish university as part of an elective course on sketching. The students' works were evaluated in terms of their sketches, texts and self‐reports of their thinking and the views and comments of the tutor who carried out the programme. This article discusses how the study was conceived and developed. The results of this study may provide insights for educators in developing strategies in teaching and learning of sketching and design, using multi modes of thinking.  相似文献   
47.
The impact of biotechnologies on peoples’ everyday lives continuously increases. Measuring young peoples’ attitudes toward biotechnologies is therefore very important and its results are useful not only for science curriculum developers and policy makers, but also for producers and distributors of genetically modified products. Despite of substantial number of instruments which focused on measuring student attitudes toward biotechnology, a majority of them were not rigorously validated. This study deals with the development and validation of an attitude questionnaire toward biotechnology. Detailed information on development and validation process of the instrument is provided. Data gathered from 326 university students provided evidence for the validity and reliability of the new instrument which consists of 28 attitude items on a five point likert type scale. It is believed that the instrument will serve as a valuable tool for both instructors and researchers in science education to assess students’ biotechnology attitudes.  相似文献   
48.
This study investigated the effect of the Science Writing Heuristic (SWH) approach on grade 9 students’ understanding of chemical change and mixture concepts. Four intact classes taught by two chemistry teachers from a Turkish public high school were selected for the study; one class was assigned as the treatment group, and the other class was assigned as the comparison group. Students in the treatment group were instructed by the SWH approach, while those in the comparison group were instructed with traditionally designed chemistry instruction. Tests measuring students’ conceptual understanding in the units of chemical change and mixture were administered as pre- and posttest for both groups. At the end of the instruction, semistructured interviews were conducted with 13 students from the treatment group and eight students from the comparison group. ANCOVA results revealed that the SWH approach was superior to the traditional approach on students’ understanding of chemical change and mixture concepts. Interview results indicated that students in the treatment group demonstrated better scientific understanding of chemical change and mixture concepts compared to those in the comparison group.  相似文献   
49.
专业实训教学作为高职院校人才培养的主要手段,需要在校企合作平台上,以科学、规范的质量督导作保障。总结分析乌鲁木齐职业大学专业实训教学模式,以及专业实训教学督导工作现状,旨在探究建立新疆综合型高职院校专业实训教学分类督导工作模式,以提升专业实训教学工作实效。  相似文献   
50.
Sustained discourse is critical to the learning potential of online courses. And, while research has surfaced many factors that mediate interaction, it further suggests that sustained interaction remains elusive. In this paper, I propose that student facilitation may have an impact on the quality of facilitators' interactions following a week of moderating a course discussion. Through a survey of students in two post-secondary online courses, the results suggest that moderation fosters understanding of online learning processes and enhances interaction with others and content. I therefore suggest that moderation acts to inculcate students into the social fabric of an online course, prior to which their role and performance is ill-defined.  相似文献   
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