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Direct linkBjornsdottir, Gyda; Halldorsson, Jonas G.; Steinberg, Stacy; Hansdottir, Ingunn; Kristjansson, Kristleifur; Stefansson, Hreinn; Stefansson, Kari – Journal of Learning Disabilities, 2014
This article describes psychometric testing of an Icelandic adaptation of the "Adult Reading History Questionnaire" (ARHQ), designed to detect a history of reading difficulties indicative of dyslexia. Tested in a large and diverse sample of 2,187 adults, the Icelandic adaptation demonstrated internal consistency reliability (Cronbach's…
Descriptors: Foreign Countries, Questionnaires, Reading Difficulties, Dyslexia
Peer reviewedSigurdsson, Valdimar; Menon, R. G. Vishnu; Sigurdarson, Johannes Pall; Kristjansson, Jon Skafti; Foxall, Gordon R. – Psychological Record, 2013
An e-mail marketing experiment based on the behavioral perspective model was conducted to investigate consumer choice. Conversion e-mails were sent to two groups from the same marketing database of registered consumers interested in children's books. The experiment was based on A-B-A-C-A and A-C-A-B-A withdrawal designs and consisted of sending B…
Descriptors: Marketing, Electronic Mail, Consumer Economics, Purchasing
Juliusdottir, Gudlaug M.; Olafsdottir, Hrefna – Research on Social Work Practice, 2015
Purpose: An analysis of the psychometric properties of an Icelandic version of McMasters Family Assessment Device (FAD) was conducted in this study. Method: Two groups, clinical and nonclinical, comprising of 529 parents answered the FAD. The study examined the internal reliability and discriminant validity of the instrument in addition to…
Descriptors: Foreign Countries, Psychometrics, Parent Attitudes, Validity
