Focuses on alternative paradigms to experimental inquiry useful to instructional systems researchers, including quasi-experimentation, meta-analysis, case study and ethnography, systems-based evaluation, and technique and model development. Each is discussed in terms of how it generally applies in the field and how it has been employed by…

This paper contains summaries of the findings of research and meta analyses conducted on the effectiveness of computer-based instruction (CBI) on student achievement. Eight conclusions, based on the CBI research are then given: (1) when CBI and traditional instruction are compared, students receiving CBI demonstrate equal or better achievement;…

The great concern in recent decades over the trends of declining student achievement scores and increased cost of schooling has prompted speculation about how these trends might relate to one another. Much like popular opinion, research findings from studies of this relationship have often been contradictory. This study presents results from a…

The paper reports an attempt to evaluate instructional practices in compensatory education by looking at both costs and effects associated with the practices. The study covered some 300 Chapter l projects over a three-year period, focusing on project settings and instructional approaches used in the projects. Results of the study indicated that…

This study employs meta-analysis and cost-effectiveness instruments to evaluate and compare cross-age tutoring, computer assistance, class size reductions, and instructional time increases for their utility in improving elementary school reading and math scores. Using intervention effect studies as replication models, researchers first estimate…