Do residential restrictions placed on convicted sex offenders serve to protect the public? Duke Economics Ph.D. candidate Songman Kang, has been using the analytical capabilities of geographic information software to help determine the extent to which the restrictions affect residential locations of sex offenders: computing the area covered by a restriction and determining which offenders [...]
Interest in the open source statistical package R has grown over the last few years as researchers discover its powerful graphic capabilities, a suite of packages that extend its functionality, and its data import capabilities. While several courses use R to teach introductory statistics, most researchers arrive at R with some statistical experience. The following [...]
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