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Data Analysis2
Educational Research2
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Elementary Education1
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Educational Measurement:…2
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Nichols, Paul D.1
Smith, Philip L.1
Wainer, Howard1
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Reports - Evaluative1
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Hawaii1
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Is the Akebono School Failing Its Best Students? A Hawaiian Adventure in Regression.
Peer reviewed Peer reviewed
Wainer, Howard – Educational Measurement: Issues and Practice, 1999
Discusses regression toward the mean and the confusion this can cause in the interpretation of educational data. The regression effect has two causes, imperfect measurement of the variables and imperfect correlation between the variables. Uses the example of reading achievement test scores in a Hawaiian private school to illustrate the discussion.…
Descriptors: Data Analysis, Educational Research, Elementary Education, Reading Achievement
Contextualizing the Interpretation of Reliability Data.
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Nichols, Paul D.; Smith, Philip L. – Educational Measurement: Issues and Practice, 1998
This essay argues that reliability should be reconceptualized in a way that reflects the importance of the theoretical expectations of the test specialist and the learning and problem solving of the test takers. It is time to characterize clearly the substantive theoretical framework supporting reliability studies and the technical evaluation of…
Descriptors: Data Analysis, Educational Research, Educational Theories, Evaluation Methods