All this sounds reasonable. Though given how huge proportion of all crimes goes unsolved (even violent crimes are just about 45% "cleared" [1]), it also makes

All this sounds reasonable. Though given how huge proportion of all crimes goes unsolved (even violent crimes are just about 45% "cleared" [1]), it also makes sense that ones who got caught will be on average less smart than ones who got away, thus skewing statistics in a major way. [1] http://www.fbi.gov/ucr/cius2008/offenses/clearances/index.html http://www.fbi.gov/ucr/cius2008/offenses/clearances/index.ht...