NotesFAQContact Us
Collection
Advanced
Search Tips
Publication Date
In 20250
Since 20240
Since 2021 (last 5 years)0
Since 2016 (last 10 years)3
Since 2006 (last 20 years)4
Audience
Laws, Policies, & Programs
Showing all 4 results Save | Export
Peer reviewed Peer reviewed
PDF on ERIC Download full text
Wood, Carla; Fitton, Lisa; Petscher, Yaacov; Rodriguez, Estrella; Sunderman, Gretchen; Lim, Taehyeong – Journal of Speech, Language, and Hearing Research, 2018
Purpose: This study aimed to examine the effect of an intensive vocabulary intervention embedded in e-books on the vocabulary skills of young Spanish-English speaking English learners (ELs) from low-socioeconomic status backgrounds. Method: Children (N = 288) in kindergarten and 1st grade were randomly assigned to treatment and read-only…
Descriptors: Books, Electronic Publishing, Vocabulary Development, Bilingual Students
Wood, Carla; Fitton, Lisa; Petscher, Yaacov; Rodriguez, Estrella; Sunderman, Gretchen; Lim, Taehyeong – Grantee Submission, 2018
Purpose: This study aimed to examine the effect of an intensive vocabulary intervention embedded in e-books on the vocabulary skills of young Spanish-English speaking English Learners (ELs) from low SES backgrounds. Methods: Children (288) in kindergarten and first grade were randomly assigned to treatment and read-only conditions. All children…
Descriptors: Books, Electronic Publishing, Vocabulary Development, Bilingual Students
Peer reviewed Peer reviewed
Direct linkDirect link
Foorman, Barbara R.; Petscher, Yaacov; Stanley, Christopher; Truckenmiller, Adrea – Journal of Research on Educational Effectiveness, 2017
The objective of this study was to determine the latent profiles of reading and language skills that characterized 7,752 students in kindergarten through tenth grade and to relate the profiles to norm-referenced reading outcomes. Reading and language skills were assessed with a computer-adaptive assessment administered in the middle of the year…
Descriptors: Reading Comprehension, Statistical Analysis, Computer Assisted Testing, Adaptive Testing
Peer reviewed Peer reviewed
Direct linkDirect link
Petscher, Yaacov; Connor, Carol McDonald; Al Otaiba, Stephanie – Assessment for Effective Intervention, 2012
This study investigated the psychometrics of the "Diagnostic Evaluation of Language Variation-Screening Test" (DELV-S) test using confirmatory factor analysis, item response theory, and differential item functioning (DIF). Responses from 1,764 students in kindergarten through second grade were used in the study, with results indicating…
Descriptors: Diagnostic Tests, Screening Tests, Language Variation, Psychometrics