Reports the results of research on effects of detailed feedback on problem solving within a computer-based simulation. Participants were 54 undergraduate students. Results indicated highest performance was associated with feedback based on an expert model supplemented with provided textual commentary, suggesting that under some circumstances…

Compares results of giving undergraduate students actual instructor feedback, computer-simulated instructor feedback, or no feedback. There were advantages to giving actual instructor-supplied feedback for exam performance, in-class responsiveness, and attitudes toward the instructor and other students. (JMV)