Positive Discipline, Positive Behavior Teachers who use restorative discipline practices find the behavior in their classrooms improves dramatically. These problems are not apparent in the bar graphs shown in Panels A and B. infrequent use of univariate scatterplots, boxplots, and histograms is a missed opportunity. Disrespect for teachers has declined; the school is safer. Annals of plastic surgery. 1996;37: 265–272. pmid:8883724 9. Bridge PD, Sawilowsky SS Increasing physicians’ awareness of the impact of statistics on research outcomes: comparative power of the t-test and and Wilcoxon Rank-Sum test in small samples applied research.