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This study aimed to identify the continuous ground reaction force (GRF) features which contribute to higher levels of block phase performance. Twenty-three sprint-trained athletes completed starts from their preferred settings during which GRFs were recorded separately under each block. Continuous features of the magnitude and direction of the resultant GRF signals which explained 90% of the variation between the sprinters were identified. Each sprinter’s coefficient score for these continuous features was then input to a linear regression model to predict block phase performance (normalised external power). Four significant (p < 0.05) predictor features associated with GRF magnitude were identified; there were none associated with GRF direction. A feature associated with greater rear block GRF magnitudes from the onset of the push was the most important predictor (β = 1.185), followed by greater front block GRF magnitudes for the final three-quarters of the push (β = 0.791). Features which included a later rear block exit (β = 0.254) and greater front leg GRF magnitudes during the mid-push phase (β = 0.224) were also significant predictors. Sprint practitioners are encouraged, where possible, to consider the continuous magnitude of the GRFs produced throughout the block phase in addition to selected discrete values. 相似文献
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This study explores the theory that individual reasoning ability, as measured using standard reasoning tests, has part of its origin in dialogue with others. In the study, 64 eight- and nine-year-old children were taught the use of ‘exploratory talk’, a type of talk in which joint reasoning is made explicit. The relationship between the talk of the children and the solving of Raven's test problems was studied using discourse analysis of groups working together. The findings of the study support four claims: that use of exploratory talk can improve group reasoning, that exploratory talk can be taught, that the teaching of exploratory talk can successfully transfer between educational contexts and that individual results on a standard non-verbal reasoning test significantly improved as a result of the intervention teaching exploratory talk. Our results offer support for the hypothesis that experience of social reasoning can improve scores on measures of individual reasoning. The stronger hypothesis that general cognitive development is a product of induction into social reasoning remains in doubt. 相似文献
106.
Amicus Curiae
A brief for individual merit in Michigan Covington &; burling for the national association of scholars 相似文献107.
Kathryn Gibbs K. Louise Mercer Suzanne Carrington 《International Journal of Disability, Development & Education》2016,63(6):608-622
This study explored the experience of schooling of six adolescent boys diagnosed with AD/HD from the perspectives of the boys, their mothers and their teachers. The study utilised social constructionism as the theoretical orientation and the Dynamic Developmental Theory (DDT) of AD/HD as the explanatory framework. Utilising a multiple, instrumental case-study, data were collected by means of semi-structured individual and focus group interviews as well as a review of school reports across a two year period. Findings of the study suggest that taking medication as prescribed together with supporting the students to make and manage friendships, utilising classroom strategies that support learning, and providing an engaging classroom environment are important considerations to promote a positive schooling experience for adolescents with AD/HD. 相似文献
108.
Neil Allen 《English in Education》2002,36(1):5-15
This article was first drafted after I worked for 14 weeks last year in a school that was piloting the National Literacy Strategy at Key Stage 3. I now work in another school delivering the full published Strategy to Year 7. In this article, I explore the contradictions inherent in the Strategy in attempting to develop the English and literacy skills of Key Stage 3 pupils. Ultimately, my argument is that the educational benefits of this teaching to objectives is at odds with some of the deeper aims of the Strategy and of English teaching, and that the constant assessment involved puts too much pressure on our youngsters at an age when they should be concentrating on social development as people. 相似文献
109.
Neil Quintrell Margaret Robertson 《International journal for the advancement of counseling》1995,18(4):203-221
Since the first development of counselling services in Australian universities in 1953, the tertiary system, and counselling services within them, have undergone a forty-year period of growth and change, and now all universities have counselling services which typically focus on short-term counselling interventions and are characterised by high levels of professionalism. Two case studies provide a picture of the situation in Australian universities. One case is that of an older and larger institution recently formed as a multi-campus university by amalgamations and with its main campus in the inner city of Australia's second-largest city. The contrasting case is of a newer, suburban university in one of the smaller capital cities. The challenges facing university counselling services in the future include the continuing pressure for greater accountability, the increasing demands of a multi-cultural clientele, the temptation to take on a wider range of tasks than can be sustained, and its obverse, the risk of over-specialisation. 相似文献
110.
Neil H Spencer 《Teaching Statistics》1999,21(3):88-89
Students often find the concepts of bias and consistency hard to understand intuitively. This article presnts means of demonstrating these concepts using a computer so that students, once they have seen them in action, can more readily grasp their meanings and imlications. 相似文献