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1.
This study examined two levels of media agenda effects on aggregatepublic opinion from different news sources. The effects wereinvestigated immediately and cumulatively. Content analysisdata from the 2000 U.S. presidential election coverage by fournational news organizations were related to the Gallup pre-electionpoll standings of each candidate. Regression analyses foundthat both the salience of a candidate and the salience of theattributes of a candidate cumulatively, but not immediately,influenced his standing in the polls. An analysis of news sourcessupported the finding that the two levels of agenda-settingeffects seemed mostly cumulative rather than immediate. Newsfrom different sources, however, tended to have effects of differentdegrees and sometimes different directions on candidate pollstandings. Cumulative effects of candidate salience on aggregateopinion change were found for non-partisan and neutral newssourcesreporters, poll reporting and public documentswhereasthe effects of candidate attribute salience mostly came frompartisan sourcesthe candidate himself and members ofthe competing political party. Possible political implicationsof these findings are discussed. 相似文献
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Kristian Garthus-Niegel Brit Oppedal Halvard Vike 《Scandinavian Journal of Educational Research》2016,60(1):48-71
Education has continuously been regarded as a vital tool in Norwegian policymakers' immigrant integration agendas. This study analyzes semantic structures substantiating the policy language of historical Norwegian immigrant education policies from their inception in 1973 until today (2013). The analysis is framed by Kronenfeld's linguistic anthropological theory “semantic extensionism”. Four distinct semantic models are identified through the historical period. Each model comprises specific overall policy programs, education system characters, teaching methods, and parameters for equality output evaluations. We show how the core semantic structures of each model, and the changes between them, derive from three interacting factor domains: (1) semantic inclusion and contrast relations, (2) pragmatic characteristics of practice fields, and (3) broader welfare state policy histories. 相似文献
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Peer evaluation: A case study 总被引:1,自引:0,他引:1
Peer evaluation is the process whereby students critique the performances of other students. A peer evaluation format emphasizes skills, encourages involvement, focuses on learning, establishes a reference, promotes excellence, provides increased feedback, fosters attendance, and teaches responsibility. The process of peer evaluation is explained, the criteria are specified, the training for use is described, and how standards are maintained is explained. Finally, objections are suggested and addressed. Peer evaluation is a unique, controlled, and precise form of classroom evaluation that involves carefully constructed evaluation instruments, structured classroom situations, and exact evaluative assessments. Peer evaluation is a new and different form of evaluation. 相似文献
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Tore Kristian Aune Arve Vorland Pedersen Rolf Petter Ingvaldsen Terje Dalen 《Scandinavian Journal of Educational Research》2017,61(3):369-375
The relative age effect (RAE) refers to that children born early in their year of birth show higher performance compared to children born late in the same cohort. The present study evaluated whether RAE exists within non-competitive physical education (PE) attainments, change in RAE magnitude with age, and possible gender differences. The results show a drop in PE attainment and a difference in number of high and low marks between the first and second half-year. Of the pupils who attained the highest mark, 73% were born in the first 6 months. In lower-secondary school, RAEs were larger in girls compared with boys. A possible explanation for the results is that the PE-teachers might be inspired by product-oriented criteria. 相似文献
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Using 21st century video prompting technology to facilitate the independence of individuals with intellectual and developmental disabilities 下载免费PDF全文
Jennifer M. Cullen Evette A. Simmons‐Reed Lindy Weaver 《Psychology in the schools》2017,54(9):965-978
Barriers in acquiring, maintaining, and generalizing daily living skills are factors that contribute to discrepancies in independent living outcomes among transition age youth and young adults with intellectual and developmental disabilities (IDD). Acquisition and generalization of daily living skills empowers transition age youth and young adults with disabilities to meet their own needs with minimal reliance on others. Infusing the use of technology as a self‐prompting device facilitates the acquisition of tasks that may not be otherwise attainable. In this study, self‐directed video prompting on an iPad with the My Pictures Talk application was used to help young adults with IDD in a postsecondary program acquire daily living skills in a single subject, multiple probe across subjects design. The effects of the intervention on generalization to tasks that were one, two, and three components different were also assessed. Results demonstrated a functional relationship between the introduction of the intervention and improvement in skill performance. 相似文献
8.
Bernard J. Jansen Zhe Liu Courtney Weaver Gerry Campbell Matthew Gregg 《Information processing & management》2011
Real time search is an increasingly important area of information seeking on the Web. In this research, we analyze 1,005,296 user interactions with a real time search engine over a 190 day period. Using query log analysis, we investigate searching behavior, categorize search topics, and measure the economic value of this real time search stream. We examine aggregate usage of the search engine, including number of users, queries, and terms. We then classify queries into subject categories using the Google Directory topical hierarchy. We next estimate the economic value of the real time search traffic using the Google AdWords keyword advertising platform. Results shows that 30% of the queries were unique (used only once in the entire dataset), which is low compared to traditional Web searching. Also, 60% of the search traffic comes from the search engine’s application program interface, indicating that real time search is heavily leveraged by other applications. There are many repeated queries over time via these application program interfaces, perhaps indicating both long term interest in a topic and the polling nature of real time queries. Concerning search topics, the most used terms dealt with technology, entertainment, and politics, reflecting both the temporal nature of the queries and, perhaps, an early adopter user-based. However, 36% of the queries indicate some geographical affinity, pointing to a location-based aspect to real time search. In terms of economic value, we calculate this real time search stream to be worth approximately US $33,000,000 (US $33 M) on the online advertising market at the time of the study. We discuss the implications for search engines and content providers as real time content increasingly enters the main stream as an information source. 相似文献
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Lilith R. Kunkel Library Director Susan M. Weaver Library Director Kim N. Cook Library Director 《The Journal of Academic Librarianship》1996,22(6):430-434
This article, which examines variables affecting scores on a test of library skills, finds that the frequency with which students receive assignments requiring library research is the best predictor of a score. The unevenness is students' research skills has implications for bibliographic instruction. 相似文献