The Evolution of the Black-White Test Score Gap in Grades K-3: The Fragility of Results
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下载链接：
https://www.nber.org/papers/w17960
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资源简介：
Although both economists and psychometricians typically treat them as interval scales, test scores are reported using ordinal scales. Using the Early Childhood Longitudinal Study and the Children of the National Longitudinal Survey, we examine the effect of order-preserving scale transformations on
提供机构：
美国国家经济研究局
创建时间：
2012-03-01
