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Kyari, Murat; Buyukozturk, Sener – Educational Sciences: Theory and Practice, 2009
The outcomes which cannot be generalized are specific for a sample but are unable to be reflected to the rest of the population. The parameters that are reached at the end of the statistics that are scarce in sample arise doubts in the aspect of generalization. In these cases, parameter estimation may not be very stable and outlier values can…
Descriptors: Siblings, Intervals, Academic Achievement, Predictor Variables
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Parker, Caroline E.; Louie, Josephine; O'Dwyer, Laura – Regional Educational Laboratory Northeast & Islands, 2009
Using assessment results for 5th and 8th grade English language learner students in New Hampshire, Rhode Island, and Vermont, the report finds that the English language domains of reading and writing (as measured by a proficiency assessment) are significant predictors of performance on reading, writing, and mathematics assessments and that the…
Descriptors: English (Second Language), Second Language Learning, Language Proficiency, Grade 5
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PDF on ERIC Download full text
Parker, Caroline E.; Louie, Josephine; O'Dwyer, Laura – Regional Educational Laboratory Northeast & Islands, 2009
Using assessment results for 5th and 8th grade English language learner students in New Hampshire, Rhode Island, and Vermont, the report finds that the English language domains of reading and writing (as measured by a proficiency assessment) are significant predictors of performance on reading, writing, and mathematics assessments and that the…
Descriptors: English (Second Language), Second Language Learning, Language Proficiency, Grade 5