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The Little Village Gang Violence Reduction Project in Chicago

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Table 11.7An Analysis of Variance of Change <strong>in</strong> Drug ArrestsDur<strong>in</strong>g the Program Period for the Program, Comparison and Quasi-Program Samples11.7(a) ANOVA Summary Table (R-square=0.171)SourceAdjusteddfAdjustedMSFPr > FDrug Arrests at Time I:None, Low, Medium, HighAge:Under 16 ( |T|Ho: Adjusted Mean(i)=Adjusted Mean(j)i/j 1 2 3 4None 1.08 0.24 1 — 0.003** 0.001*** 0.219Low 0.32 0.29 2 0.003** — 0.033* 0.897Medium -0.53 0.38 3 0.001*** 0.033* — 0.316High 0.23 0.68 4 0.219 0.897 0.316 —For differences between groups: * p < .05; ** p < .01; and *** p < .001 .11.35

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