Popular measurement invariance testing procedures for latent constructs evaluated by multiple indicators in distinct populations are revisited and discussed. A frequently used test of factor loading invariance is shown to possess serious limitations that in general preclude it from accomplishing its goal of ascertaining this invariance. A process…

Recent advances in three research traditions are summarized: trait theories of intelligence, information-processing theories of intelligence, and general theories of thinking. Work on fluid and crystallized abilities by J. Horn and R. Snow, mental speed, spatial visualization, cognitive psychology, artificial intelligence, and the construct of…

This study attempted to answer the following three questions: 1) Do students of grades four through seven perform equally well on both syncretistic understanding and logical thinking? 2) Do boys perform as well as girls on these two types of thinking? 3) Do students whose parents have a higher educational level perform as well as students whose…