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221.
Maria Rita Saulle 《Prospects》1995,25(2):181-188
Director of International Organizations at the Faculty of Political Sciences, University of Rome-La Sapienza, as well as a
teacher at the Libera Universita degli Studi Sociali in Rome. Her field of expertise covers public and private international
law, the European Union laws, and the subject of human rights. She has devoted a large part of her research to the rights
of disabled persons. She has participated in a number of United Nations consultations, as well as for other international
governmental agencies, on issues related to the rights of women, children and the disabled. 相似文献
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226.
Every word problem has a solution-The social rationality of mathematical modeling in schools 总被引:1,自引:0,他引:1
The focus of this paper is on sense-making and the use of real-world knowledge in mathematical modeling in schools. Arguments are put forward that classroom word problem solving is more—and also less—than the analysis of subject-matter structures. Students easily “solve” stereotyped, even unsolvable, problems without any regard to the constraints of factual reality. Mathematics learning in schools is inseparable not only from the materials employed, but from the macro- and microcultural web of practices within the social context of schooling. It represents, beyond the insightful activity of ideal problem solving, a type of socio-cognitive skill.The two experiments reported replicate and extend a study by Verschaffel, De Corte, and Lasure (1994). In the first experiment, a list of standard problems that could be solved by straightforward use of arithmetic operations, and a parallel list of problems which were problematic with respect to realistic mathematical modeling, were administered to fourth and fifth graders. In the second experiment, a similar list of problematic problems was presented to seventh graders under three socio-contextual conditions varying in the degree to which the pupils were told or signaled that the problems were more difficult to solve than it seemed at first or that they even could be unsolvable. The result of both studies was that most pupils “solved” a significant part of the unsolvable problems without evincing “realistic reactions”. This overall finding is discussed with respect to three issues:
1.
(i) the quality of word problems employed in mathematics education, 2.
(ii) the culture of teaching and learning, and 3.
(iii) the more general issue of social rationality in school mathematics problem solving.
227.
Preserving the literary past, looking to the future: the first Hong Kong Literature Database 总被引:2,自引:0,他引:2
MA Leo F.H WONG Rita LAU Paul 《浙江大学学报(A卷英文版)》2005,6(11):1341-1347
INTRODUCTION In the last two decades of the 20th century, there was an emerging interest in and emphasis on the study of Hong Kong literature among academic scholars. Since the first biennial conference “Conference on Taiwan and Hong Kong Literature (Tai Gang Wen Xue Xue Shu Tao Lun Hui)” held in 1982 in Mainland China, various conferences with diverse themes on Hong Kong literature have been held both locally and overseas in these twenty some years (Huang, 1988; Liu, 1997). The… 相似文献
228.
Performance Improvement professionals considering the Certified Performance Technologist (CPT) credential can be, and often are, curious about its benefits. This article specifically addresses the benefits. Additionally, there is the reality of enduring the process and meeting the credential criteria. This article addresses the differences between the words “certificate” and “certified;” “expert” versus “expertise.” 相似文献
229.
Capranica L Tessitore A D AE Cortis C Casella R Camilleri E Pesce C 《Research quarterly for exercise and sport》2008,79(1):101-115
This study aimed at determining the amount of Italian television coverage dedicated to men's and women's sport and the number of male and female viewers during the 2004 Summer Olympic Games. AUDITEL-AGB Nielsen Media Research Italia provided the TV airtime data for the sport events broadcast, which were classified into three categories: men-only, women-only, and mixed-gender. The viewer sample was divided by age and gender and included three audience parameters: mean audience, share, and appreciation index. The last item is calculated from the program duration, audience permanence, and the share related to programs broadcast by other Italian channels. In particular, the appreciation index was used to investigate the relationship between (a) the viewer's and sport participants' gender and (b) the effect of Italian participation and expectations for sport achievement. The data showed that Italian male athletes outnumbered their female counterparts. Women's sport was allotted significantly less airtime than men's sport, but this imbalance was not proportional to the gender difference in the overall athletes' participation in the Games. Although the female audience represented 45% of the total, a significantly higher male mean audience and share were found. On the other hand, the appreciation of men's and women's sport events was balanced after equating for differences in media coverage. Moreover sport achievement might have a positive effect on the trend toward equality of gender coverage, indicating that a global multisport event such as the Olympic Games is central to communicating a national image and identity independently of the athletes' gender. 相似文献
230.
Pesce C Tessitore A Casella R Pirritano M Capranica L 《Journal of sports sciences》2007,25(11):1259-1270
In this study, we investigated the focus of visual attention in expert soccer players together with the effects of acute bouts of physical exercise on performance. In two discriminative reaction time experiments, which were performed both at rest and under submaximal physical workload, visual attention was cued by means of spatial cues of different size followed by compound stimuli with local and global target features. Soccer players were slower than non-athletes in reacting to local compared with global targets, but were faster in switching from local to global attending. Thus, soccer players appear to be less skilled in local attending, but better able than non-athletes to rapidly "zoom out" the focus of attention. Non-athletes generally showed faster performance under physical load, as expected according to the hypothesis of exercise-induced increases in arousal and/or activation and in resource allocation. In contrast, soccer players showed a more differentiated pattern of exercise-induced facilitation that selectively affects specific components of the attentional performance and is interpreted by referring to the role played by individual expertise and cognitive effort. 相似文献