The purpose of this study is to address the necessity of subscore equating and to evaluate the performance of various equating methods for subtests. Assuming the random groups design and number-correct scoring, this paper analyzed real data and simulated data with four study factors including test dimensionality, subtest length, form difference in…

Learning English by reading articles on multimedia e-book devices can assist students in improving their vocabulary and in understanding the associations among vocabulary, textual meaning, and paragraph composition. Adaptive integration of reading technologies and strategies not only strengthens their language ability and reading comprehension,…

Academic records of first year students enrolled in Introductory Chemistry at the University of Guelph, Canada, were used to develop a method to examine the effects of individual courses on freshman academic performance. At the center of the technique is a new test statistic useful in creating individual course profiles. Because grade point…