Early Childhood Longitudinal Study-Kindergarten Class of 1998-99 (ECLS-K), Psychometric Report for Kindergarten through First Grade. NCES Working Paper No. 2002-05 / Donald A. Rock and Judith M. Pollack.
This report documents the design, development, and psychometric characteristics of the assessment instruments used in the Early Childhood Longitudinal Study-Kindergarten Class of 1998-99 (ECLS-K). The ECLS-K is sponsored by the U.S. Department of Education, National Center for Education Statistics....
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Language: | English |
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2002.
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ED576531
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