NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 5 results Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
Calero, M. Dolores; Belen, Garcia-Martin M.; Robles, M. Auxiliadora – Learning and Individual Differences, 2011
In recent years, models of giftedness have incorporated personal and social variables which influence IQ, rather than taking IQ into account exclusively. Among the various options presented in this context, authors have proposed dynamic assessment techniques as a method for revealing the potential capacity in different groups, independently of the…
Descriptors: Middle Class, Gifted, Intelligence Quotient, Identification
Peer reviewed Peer reviewed
Direct linkDirect link
Harder, Bettina; Vialle, Wilma; Ziegler, Albert – High Ability Studies, 2014
Recent handbooks of giftedness or expertise propose a plethora of conceptions on the development of excellent performance but, to our knowledge, there are no comparative studies that provide empirical evidence of their validity to guide researchers and practitioners in their adoption of a particular conception. This study sought to close that gap…
Descriptors: Academically Gifted, Expertise, Evidence, Validity
Peer reviewed Peer reviewed
Direct linkDirect link
Oosterling, Iris; Roos, Sascha; de Bildt, Annelies; Rommelse, Nanda; de Jonge, Maretha; Visser, Janne; Lappenschaar, Martijn; Swinkels, Sophie; van der Gaag, Rutger Jan; Buitelaar, Jan – Journal of Autism and Developmental Disorders, 2010
Recently, Gotham et al. ("2007") proposed revised algorithms for the Autism Diagnostic Observation Schedule (ADOS) with improved diagnostic validity. The aim of the current study was to replicate predictive validity, factor structure, and correlations with age and verbal and nonverbal IQ of the ADOS revised algorithms for Modules 1 and 2…
Descriptors: Autism, Predictive Validity, Factor Structure, Test Validity
Peer reviewed Peer reviewed
Direct linkDirect link
Lynn, Richard; Mikk, Jaan – Intelligence, 2009
The results of the 2006 PISA (Program for International Student Assessment) study of reading comprehension, mathematical ability, and science understanding administered to 15 year olds in 56 countries [OECD (2007). PISA 2006: Science Competencies for Tomorrow's World. Paris: OECD.] are examined to assess the predictive validity of the national IQs…
Descriptors: Intelligence Quotient, National Norms, Differences, Achievement Tests
Peer reviewed Peer reviewed
Galbraith, Richard C. – Intelligence, 1982
Zajonc and Bargh's (EJ 241 537) application of the confluence model to six national data sets is critiqued. Extreme differences in intelligence levels are predicted between nations, including substantial retardation for some populations. Moreover, the parameter values used do not allow mental growth functions which are consistent with previous…
Descriptors: Family Characteristics, Family Structure, Foreign Countries, Intellectual Development