The aim of this study is to develop a measurement tool for self-efficacy perception to support early literacy skills. In the study, an item pool of 60 items was created by considering the relevant literature. The form was presented to the field experts who had studies in the relevant fields, and 5 items in the item pool of the scale were removed…

This construct validation study investigated the factor structure of the Test of English as a Foreign Language[TM] Internet-based test (TOEFL[R] iBT). An item-level confirmatory factor analysis was conducted for a test form completed by participants in a field study. A higher-order factor model was identified, with a higher-order general factor…

The present study investigated the factor structure of a field trial sample of the Test of English as a Foreign Language™ Internet-based test (TOEFL® iBT). An item-level confirmatory factor analysis (CFA) was conducted for a polychoric correlation matrix of items on a test form completed by 2,720 participants in the 2003-2004 TOEFL iBT Field…