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Reconsidering the Psychometrics of the GRS-S: Evidence for Parsimony in Measurement
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Petscher, Yaacov; Pfeiffer, Steven I. – Assessment for Effective Intervention, 2020
The authors evaluated measurement-level, factor-level, item-level, and scale-level revisions to the "Gifted Rating Scales-School Form" (GRS-S). Measurement-level considerations tested the extent to which treating the Likert-type scale rating as categorical or continuous produced different fit across unidimensional, correlated trait, and…
Descriptors: Psychometrics, Academically Gifted, Rating Scales, Factor Structure
Identifying Gifted Students in Puerto Rico: Validation of a Spanish Translation of the Gifted Rating Scales
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Rosado, Javier I.; Pfeiffer, Steven; Petscher, Yaacov – Gifted Education International, 2015
The challenge of correctly identifying gifted students is a critical issue. Gifted education in Puerto Rico is marked by insufficient support and a lack of appropriate identification methods. This study examined the reliability and validity of a Spanish translation of the "Gifted Rating Scales-School Form" (GRS) with a sample of 618…
Descriptors: Identification, Gifted, Puerto Ricans, Grades (Scholastic)
Parent Ratings Using the Chinese Version of the Parent Gifted Rating Scales-School Form: Reliability and Validity for Chinese Students
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Li, Huijun; Lee, Donghyuck; Pfeiffer, Steve I.; Petscher, Yaacov – Educational and Psychological Measurement, 2008
This study examined the reliability and validity of the scores of a Chinese-translated version of the Gifted Rating Scales-School Form (GRS-S) using parents as raters and explored the effects of gender and grade on the ratings. A total of 222 parents participated in the study and rated their child independently using the Chinese version of the…
Descriptors: Gifted, Academic Achievement, Validity, Rating Scales
The Reliability and Validity of a Spanish Translated Version of the Gifted Rating Scales
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Rosado, Javier I.; Pfeiffer, Steven I.; Petscher, Yaacov – Gifted and Talented International, 2008
This study was a preliminary examination of the psychometric properties of a newly developed Spanish translated version of the "Gifted Rating Scales-School Form (GRS-S)". Data was collected from elementary and middle schools in northeastern Puerto Rico. Thirty teachers independently rated 153 students using the "GRS-S" Spanish…
Descriptors: Middle School Students, Academically Gifted, Rating Scales, Foreign Countries
The Gifted Rating Scales-School Form: A Validation Study Based on Age, Gender, and Race
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Pfeiffer, Steven; Petscher, Yaacov; Kumtepe, Alper – Roeper Review, 2008
This study examined the internal consistency and validity of a new rating scale to identify gifted students, the Gifted Rating Scales-School Form (GRS-S). The study explored the effect of gender, race/ethnicity, age, and rater familiarity on GRS-S ratings. One hundred twenty-two students in first to eighth grade from elementary and middle schools…
Descriptors: Ethnicity, Middle Schools, Academically Gifted, Talent
Validation of the Gifted Rating Scales-School Form in China
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Li, Huijun; Pfeiffer, Steven I.; Petscher, Yaacov; Kumtepe, Alper T.; Mo, Guofang – Gifted Child Quarterly, 2008
The Gifted Rating Scales-School Form (GRS-S), a teacher-completed rating scale, is designed to identify five types of giftedness and motivation. This study examines the reliability and validity of a Chinese-translated version of the GRS-S with a sample of Chinese elementary and middle school students (N = 499). The Chinese GRS-S was found to have…
Descriptors: Academically Gifted, Test Validity, Predictive Validity, Rating Scales