Part of the Historical Census Projects at the University of Minnesota and funded in part by the National Science Foundation, the IPUMS consists of twenty-five high-precision samples of the American population drawn from thirteen federal censuses. Some of these samples have existed for years, and others were created specifically for this database. The twenty five samples span the censuses of 1850...

The Environmental Protection Agency provides online access to the Report of the Workshop on Selecting Input Distributions for Probabilistic Assessments. This report highlights the main points discussed at an EPA workshop held in April 1998 by the Eastern Research Group. The goal of the workshop and report was to "assist EPA in developing a framework and guidance for selecting input distributions...