Empirical research is undertaken to answer questions that often take the form of whether, and to what extent, several variables of interest are related. For example, an educator may be interested in whether the whole language method of teaching reading is more effective than another method based mostly on phonics; that is, whether reading performance is related to teaching method. A political scientist may investigate whether preference for a political party is related to gender.
781 pàg
Peso: 38 mb
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Edición: 2da
Autor:
Jerome L. Myers
Arnold D. Well
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