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Slide14 - 0 The Sample of Children 3 Many studies have...

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Unformatted text preview: 0 The Sample of Children 3' Many studies have small and unrepresentative samples. 3' Generalization from results from one group to another is rarely valid. *- Interacting Factors } Parental interest, parental involvement in their children’s education and parental cooperation with teachers. I? The enthusiasm and commitment of teachers to the education program. 3' The language policy and language practice in schooling are only one element among many that make a school more or less successfiil. 3' Program characteristics are potentially influential on student achievement. ' Measures 0f SUCCESS 5' Desired learning outcomes are a subjective belief in what is of worth and important. > There will be debates and disputes over what are the valuable outcomes of schooling. 3* A 1value indgme nt is made that will change over lime and vary across educationalists and not least politicians. - The Style of the Research Measures of success have often been restricted to what is measurable. The No Child Left Behind legislation requires a particular research method: replicated. controlled and well designed experiments, with valid and reliable measurement plus rigorous statistical analysis. The ideal is children randomly assigned to two or more models. However there are considerable limitations to such experiments. The Researchers Often the researchers have hypotheses that hide their expectations. No educational research can be totally value—free. neutral or objective. Many researchers'will be supporters of bilingual education, ethnic diversity, minority language rights and cultural pluralism. There is a fine line between research and admc acy some attempt not to cross; others cross very quickly. ...
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