Measuring the implementation fidelity (IF) or integrity of interventions is crucial, otherwise a positive or negative outcome cannot be interpreted. Direct and indirect methods of IF measurement tend to over-emphasize teacher behaviour. This paper focuses on IF measured by student behaviour collected through computers. Attainment was measured by…

The assessment framework underlying a science performance monitoring program is process-oriented and intended to appeal to generalizability theory for a suitable estimation paradigm. Preliminary applications are described. Results suggest that computerized question-banking, domain-sampling of questions, and generalizablity theory together provide…