Most statistics are based on police reports, not convictions. For crimes other than murder, there is a good agreement between police reports and surveys of victims.

Conviction data has a bias introduced by the the court, but it has a much worse bias from restricting to cases where a suspect is identified and apprehended.

[LINK] Amanda Knox exonerated

by fortyeridania 1 min read28th Mar 201558 comments

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Here are the New York Times, CNN, and NBC. Here is Wikipedia for background.

The case has made several appearances on LessWrong; examples include: