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Download full textAbedi, Jamal; Leon, Seth; Mirocha, Jim – 2001
The concurrent validity of standardized achievement tests (the Stanford 9 and the Iowa Tests of Basic Skills) was examined using data from different school districts nationwide and a latent variable modeling approach. Items in the standardized achievement tests in several content areas were divided into parcels. Parcel scores were used to create…
Descriptors: Achievement Tests, Correlation, Elementary Secondary Education, English (Second Language)
Abedi, Jamal – 2001
Validity and reliability issues in standardized testing of students of limited English proficiency (LEP) were studied. Existing data from four different school sites were obtained for LEP and non-LEP students for three different standardized tests, the Stanford Achievement Tests (Ninth edition), the Iowa Tests of Basic Skills, and the Language…
Descriptors: Achievement Tests, Correlation, Elementary Secondary Education, English (Second Language)
Abedi, Jamal – 2001
The focus of this study was on the validity and feasibility of test accommodation strategies on a small-scale level. Both limited English proficiency (LEP) students and non-LEP students were tested under accommodated and nonaccommodated conditions and their performance was compared. The study was conducted in two public school districts and at…
Descriptors: Dictionaries, English (Second Language), Junior High School Students, Junior High Schools
