To evaluate the relationship between the predictor variable of school size and the criterion variable of incidents of school violence in regard to males, a second linear regression analysis was conducted. The regression equation for predicting incidents of school violence in regard to males is Predicted Incidents of School Violence by Males = 9.67 Overall School Size -15.01 Incidents of School Violence by Males. The 95% confidence interval for the slope, 8.85 to 10.49, does not contain the value of zero, and therefore school size is significantly related to incidents of school violence in regard to males.