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Peer reviewedGross, Alan L.; Kagen, Edward – Educational and Psychological Measurement, 1983
This paper compares an uncorrected with a corrected correlation between a selection test and a test-criterion in terms of expected mean square error (EMSE). It presents evidence that although the uncorrected may be more biased than the corrected correlation, it may have a smaller EMSE value, especially in small samples. (Author/PN)
Descriptors: Competitive Selection, Correlation, Error of Measurement, Research Methodology
Gardner, Eric F. – NCME Measurement in Education, 1978
It is suggested that bias--when associated with a predictor, a test, or a statistical estimator--is not always bad, in spite of the immediate negative response evoked by the word, bias. Four settings are described to illustrate situations in which a procedure should not be summarily rejected due to bias: (1) educational researchers rejected the…
Descriptors: Achievement Tests, Bias, Competitive Selection, Emotional Response
