Z:gnu-www-ja-frank--dd10cc-As Figures 10 and 11 indicate,/en

As Figures 10 and 11 indicate, a tendency toward more cynical responses was observed in instructor A's introductory economics class but not in instructor B's. In our control group of introductory astronomy students (Figure 12), there was a weak tendency toward less cynical expectations and behavior over the course of the semester.