Reliability and abnormality of differences between DTVP subtest scores

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文件名称：Reliability and abnormality of differences between DTVP subtest scores
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更新时间：2021-06-29 17:18:59
学术 论文 Reliability and abnormality of differences between DTVP subtest scores 204 JAMES E. YSSELDYKE, DAVID A. SABATINO AND JOSEPH LAMANNA CONCLUSION A multitrait-multimethod matrix was used to ascertain the convergent and discriminant validity of the subtests of the Peabody Individual Achievement Test. Correlations among scores earned by educable mentally retarded children on PIAT and WRAT subtests were similar to those reported for retarded adolescents by Sitlington (1970). Adequate converg