Information coordination tasks are tasks that require concurrent performance of two or more component tasks and the subsequent coordination of component information. In this experiment, different procedures, componential and contextual, were used to train separate groups of college campus community members (n=35 and n=33) in a coordination task…

The conceptual basis for using individual expectancy scores as a means for determining the success of instruction is presented. An expected gain score is computed for each student, based on a pretest score. The assumption is made that without a change in the learning environment the student will continue to gain at his previous average rate. The…

In this study an attempt was made to obtain a developmental dimension for estimating longitudinal development on the basis of cross-sectional data. To check the validity of this approach, the cross-sectional data were compared with true longitudinal data. Forty-three public school children were given a series of conservation tasks in four…