Educational and Psychological Measurement, Ahead of Print. When cognitive and educational tests are administered under time limits, tests may become speeded and this may affect the reliability and validity of the resulting test scores. Prior research h…
Educational and Psychological Measurement, Ahead of Print. Cheating detection in large-scale assessment received considerable attention in the extant literature. However, none of the previous studies in this line of research investigated the stacking e…
Educational and Psychological Measurement, Ahead of Print. Rating scale analysis techniques provide researchers with practical tools for examining the degree to which ordinal rating scales (e.g., Likert-type scales or performance assessment rating scal…
Educational and Psychological Measurement, Ahead of Print. Zhang and Savalei proposed an alternative scale format to the Likert format, called the Expanded format. In this format, response options are presented in complete sentences, which can reduce a…
Educational and Psychological Measurement, Ahead of Print. Administering Likert-type questionnaires to online samples risks contamination of the data by malicious computer-generated random responses, also known as bots. Although nonresponsivity indices…
Educational and Psychological Measurement, Ahead of Print. Psychometricians have devoted much research and attention to categorical item responses, leading to the development and widespread use of item response theory for the estimation of model parame…
Educational and Psychological Measurement, Ahead of Print. Determining the number of dimensions is extremely important in applying item response theory (IRT) models to data. Traditional and revised parallel analyses have been proposed within the factor…
Educational and Psychological Measurement, Ahead of Print. The population relationship between coefficient alpha and scale reliability is studied in the widely used setting of unidimensional multicomponent measuring instruments. It is demonstrated that…
Educational and Psychological Measurement, Ahead of Print. As researchers in the social sciences, we are often interested in studying not directly observable constructs through assessments and questionnaires. But even in a well-designed and well-implem…
Educational and Psychological Measurement, Ahead of Print. Viable methods for the identification of item misfit or Differential Item Functioning (DIF) are central to scale construction and sound measurement. Many approaches rely on the derivation of a …