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71.
Steven Bakker 《Educational Measurement》2012,31(2):38-44
A particular trait of the educational system under socialist reign was accountability at the input side—appropriate facilities, centrally decided curriculum, approved text‐books, and uniformly trained teachers—but no control on the output. It was simply assumed that it met the agreed standards, which was, in turn, proven by the statistics provided by authorities. The introduction of professional testing methods for national large‐scale assessment efforts and participation in international surveys such as Trends in International Mathematics and Science Study (TIMSS) and Programme for International Student Assessment (PISA) unveiled the myth of the traditional “all is good” message spread by the former party rulers. But another aspect of the introduction of external independent testing has probably even had a bigger impact: the fight against the pervasive corruption in student admission it became part of. If any, the successful use of independent external testing in this struggle has done a lot to have its methods accepted by the audience at large. The article describes the experiences of the author as a senior consultant to ministries and newly established testing institutes in former Soviet and socialist republics. 相似文献
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74.
Dirk J. Bakker 《Annals of dyslexia》1973,23(1):15-27
75.
Steven Bakker Gerben van Lent Annemarie de Knecht-van Eekelen 《Educational Measurement》2001,20(2):36-39
This is Part II of a three-part series describing the consultancy and training demands that are encountered in technical assistance projects in Central and Eastern Europe. This part highlights project management and cooperation aspects in delivering support to the Romanian Assessment and Examination Service. Part I dealt with strategic issues for a successful delivery of "Western Technical Assistance to Eastern Needs." Part III will address training of Polish subject experts, preparing to take on responsibility for a decentralized and drastically changed final exam, the Matura. 相似文献
76.
In two retroactive interference experiments, we assessed the effect of mentally imagined movement speed on subsequent motor performance. All participants performed a sequential motor action at three speeds during a baseline test and a retention test. During the retention interval of Experiment 1, the participants (n = 50) physically performed the action at a slow speed, physically performed it at a fast speed, imagined it at a slow speed, imagined it at a fast speed, or performed a no-practice control task. In Experiment 2, the participants (n = 24) imagined the movement, overtly vocalized words, or both, all at a slow speed. The results revealed that the speed of the imagined motor action affected the speed of subsequent performance in the retention test and that imagery and physical practice were functionally equivalent. The results are consistent with Lang's bio-informational theory. 相似文献
77.
A. Bakker 《Educational Studies in Mathematics》2014,86(2):151-156
In this introductory article, I argue why this special issue focuses on the question of how the mathematical knowledge required at work can be characterised and developed in vocational education and workplace training. After some words on the importance of this subfield of mathematics education and the need to rethink metaphors of learning in this area, I summarise the structure of the special issue and highlight a few main points raised in the various contributions. 相似文献
78.
Peter Federolf Emily Bakker 《Sports biomechanics / International Society of Biomechanics in Sports》2013,12(4):452-463
A large proportion of elite cross-country skiers suffer from chronic anterior compartment syndrome (CACS). This study used surface electromyograms (EMGs) to investigate whether differences existed in the activation characteristics of the tibialis anterior muscle between elite cross-country skiers with a history of anterior compartment pain (symptomatic group) and a pain-free control group. Based on self-reported pain symptoms, twelve young, national-level cross-country ski athletes were assigned to a symptomatic group (N = 5), a control group (N = 4), or analyzed individually if their diagnosis was not certain (N = 3). During skating, EMGs were recorded on five lower leg muscles. The relative increase in EMG power per step when increasing the effort level of skating was larger in the symptomatic group than in the control group for tibialis anterior (143 ± 12% vs. 125 ± 23%; Cohen's d = 1.17), peroneus longus (123 ± 24% vs. 107 ± 6%; d = 0.91), and gastrocnemius lateralis (167 ± 51% vs. 117 ± 12%; d = 1.64). The symptomatic group showed more power in the lower frequency bands of the tibialis anterior's EMG spectra (p < 0.001), whereas no group differences were found in other muscles (all p>0.2). Within the step cycle, these differences appeared in the swing phase and in the gliding phase during single leg support. The observed differences in the EMG spectra may serve as an early identification of athletes who are at risk of developing CACS. 相似文献
79.
Monique L’Hoir PhD Susanne Tetteroo BSc Magda Boere-Boonekamp MD PhD Elly Kloeze MSc Ingrid Bakker PhD Francisca Galindo Garre PhD Prof. Dr. Roland Naul 《Sportwissenschaft》2013,43(2):116-123
The aim of this cross-sectional study was to explore the possible relationship between (un)healthy behaviour and (over)weight and physical condition in families with young children (4–7 years), in a village (30,000 inhabitants) in the eastern part of the Netherlands, close to Germany. It is one of two pilot studies as a precursor of a cross-border project including six Dutch and six German villages, to counteract physical inactivity and possible future metabolic problems. In total, 459 children of five elementary schools and their parents were included. Parents were requested to fill in a questionnaire on the nutritional, physical, sedentary, and sleeping behaviour of their child. Relevant background characteristics were obtained and lifestyle classifications were made. At school, the children's height and weight (body mass index (BMI)) were measured, as well as their physical condition (two tests) and basic motor abilities (four physical exercise tests). The relationship between the standardized BMI z-scores and physical condition test scores, and nutritional, physical, sedentary and sleeping habits was analysed using independent sample t-test, bivariate correlation analysis and multiple regression analysis. Latent class analysis was used to identify clusters of people based on their nutritional, physical and sleep habits. Of the parents, 376 (82?%) were willing to fill out the questionnaire. High birth weight and a high BMI of the mother and/or father correlated with a higher BMI of the child (ρ?=?0.28, p?<?0.001; ρ?=?0.13, p?=?0.016; and ρ?=?0.23, p?<?0.001, respectively). Daily playing outside, eating small cookies (compared with large cookies) and no sleeping problems (no waking up during the night) were related to low BMI levels (no overweight) [ρ?=???0.14, p?=?0.005; ρ?=???0.12, p?=?.020; t(364)?=?1.81, p?=?0.072 (trend), respectively]. Daily playing outside (frequency and duration) and being a member of a sports club were related to positive scores on the physical condition tests [ρ?=?0.20, p?<?0.001; t(365)?=???2.99, p?=?0.003, respectively]. High levels of television (TV) watching and general sleeping problems were related to a less optimal physical condition [ρ?=???0.09, p?=?0.076 (trend); and ρ?=???0.10, p?=?0.059 (trend), respectively]. A latent class analysis revealed three clusters: 46?% of the sample belonged to the ‘healthy group’ concerning nutrition, sedentary lifestyle and TV/personal computer (PC) use; 17?% to the ‘less healthy’ group and 37?% to a group with nutrition and physical activity habits close to the healthy group, but with low conditional probabilities for the sleeping items. Conducting a pilot study before the start of a binational intervention study gives a blueprint for the final questionnaire, and clues for tailored interventions in the schools, as proposed in the approach of ‘Gesunde Kinder in gesunden Kommunen’ (GKGK). The results of a latent class analysis underscore that interventions should exist of a multi-component strategy, focusing on promoting physical activity, healthy nutrition habits and appropriate sleep. 相似文献
80.
Marije Janssen Joep T.A. Bakker Anna M.T. Bosman Kirsten Rosenberg Paul P.M. Leseman 《Educational studies》2012,38(4):383-396
This study was designed to investigate the trust relationship between parents and teachers in first grade. Additional research questions were whether trust was related to ethnicity and reading performance. The five facets of trust; benevolence, reliability, competence, honesty and openness, were measured on a 4-point Likert scale. Reading performance was measured by the three-minute test. Parents were found to have more trust in the reliability, competence and honesty of teachers than teachers in parents. Native-Dutch and immigrant parents have the same trust level towards their children’s teacher. However, teachers reported lower trust levels on all five facets of trust for immigrant parents. Our findings indicated that ethnicity has no influence on parents trust in teachers, but ethnicity may explain teachers’ trust in parents. Some support was found for the assumption that teachers’ trust plays a role in reading performance. Children were found to have higher reading performance when teachers reported higher trust in the benevolence and openness of parents. 相似文献