Assessment of adult cognitive abilities in Greece: A differential item functioning study of the General Ability Measure for Adults (GAMA)

The purpose of this study was to evaluate the generalizability and possible adaptation for use of a non-verbal measure of intelligence developed in the United States, the General Ability Measure for Adults (GAMA; Naglieri & Bardos, 1997) in Greece. As a validity evidence the study examined the...

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Main Authors: Gary Rempe, Αχιλλέας Ν. Μπάρδος, Ζωή Μπαμπλέκου, Παναγιώτης Σίμος, Μαρία Ντοροπούλου
Format: Article
Language:ell
Published: National Documentation Center 2024-04-01
Series:Ψυχολογία: το Περιοδικό της Ελληνικής Ψυχολογικής Εταιρείας
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Online Access:https://ejournals.epublishing.ekt.gr/index.php/psychology/article/view/34184
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author Gary Rempe
Αχιλλέας Ν. Μπάρδος
Ζωή Μπαμπλέκου
Παναγιώτης Σίμος
Μαρία Ντοροπούλου
author_facet Gary Rempe
Αχιλλέας Ν. Μπάρδος
Ζωή Μπαμπλέκου
Παναγιώτης Σίμος
Μαρία Ντοροπούλου
author_sort Gary Rempe
collection DOAJ
description The purpose of this study was to evaluate the generalizability and possible adaptation for use of a non-verbal measure of intelligence developed in the United States, the General Ability Measure for Adults (GAMA; Naglieri & Bardos, 1997) in Greece. As a validity evidence the study examined the differential item function of its questions in order to explore potential item bias utilizing the disproportionate group probabilities of participants’ correctly endorsing test items. The analysis was performed using a logistic regression procedure with samples from the United States (n = 2,369) and Greece (n = 1,273). The findings indicate a small (<1%) number of items that work differentially between these two cultural groups. Implications for the development and weighting of cross-cultural intelligence assessment tests using non-verbal measures are discussed.
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spelling doaj.art-3853b713350e4686bad6fdbd84ae85252024-04-15T07:51:26ZellNational Documentation CenterΨυχολογία: το Περιοδικό της Ελληνικής Ψυχολογικής Εταιρείας1106-57372732-66402024-04-0129110.12681/psy_hps.34184Assessment of adult cognitive abilities in Greece: A differential item functioning study of the General Ability Measure for Adults (GAMA)Gary Rempe0Αχιλλέας Ν. Μπάρδος1Ζωή Μπαμπλέκου2Παναγιώτης Σίμος3Μαρία Ντοροπούλου4Neuropsychological Services of New MexicoEdumetrisis, LLCChild Psychology and Education Lab (PSYCHE), Aristotle University of ThessalonikiUniversity of CretePanteion University of Social and Political Sciences The purpose of this study was to evaluate the generalizability and possible adaptation for use of a non-verbal measure of intelligence developed in the United States, the General Ability Measure for Adults (GAMA; Naglieri & Bardos, 1997) in Greece. As a validity evidence the study examined the differential item function of its questions in order to explore potential item bias utilizing the disproportionate group probabilities of participants’ correctly endorsing test items. The analysis was performed using a logistic regression procedure with samples from the United States (n = 2,369) and Greece (n = 1,273). The findings indicate a small (<1%) number of items that work differentially between these two cultural groups. Implications for the development and weighting of cross-cultural intelligence assessment tests using non-verbal measures are discussed. https://ejournals.epublishing.ekt.gr/index.php/psychology/article/view/34184Intelligence assessment,Intercultural assessment,Differential element/question function
spellingShingle Gary Rempe
Αχιλλέας Ν. Μπάρδος
Ζωή Μπαμπλέκου
Παναγιώτης Σίμος
Μαρία Ντοροπούλου
Assessment of adult cognitive abilities in Greece: A differential item functioning study of the General Ability Measure for Adults (GAMA)
Ψυχολογία: το Περιοδικό της Ελληνικής Ψυχολογικής Εταιρείας
Intelligence assessment,
Intercultural assessment,
Differential element/question function
title Assessment of adult cognitive abilities in Greece: A differential item functioning study of the General Ability Measure for Adults (GAMA)
title_full Assessment of adult cognitive abilities in Greece: A differential item functioning study of the General Ability Measure for Adults (GAMA)
title_fullStr Assessment of adult cognitive abilities in Greece: A differential item functioning study of the General Ability Measure for Adults (GAMA)
title_full_unstemmed Assessment of adult cognitive abilities in Greece: A differential item functioning study of the General Ability Measure for Adults (GAMA)
title_short Assessment of adult cognitive abilities in Greece: A differential item functioning study of the General Ability Measure for Adults (GAMA)
title_sort assessment of adult cognitive abilities in greece a differential item functioning study of the general ability measure for adults gama
topic Intelligence assessment,
Intercultural assessment,
Differential element/question function
url https://ejournals.epublishing.ekt.gr/index.php/psychology/article/view/34184
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