Presentation for the Joint Statistical Meeting, Salt Lake City, UT.

The authors analyze the quality of eight data components from the Integrated Postsecondary Education Data System (IPEDS). The evaluation was limited to data collected over the web from Title IV institutions in 2002-2003 and subsequently modified or "corrected" in 2003-2004, as well as data files...

Nonresponse weighting is a common method for handling unit nonresponse in surveys and is aimed at reducing nonresponse bias. Because the method can be accompanied by an increase in variance, the efficacy of weighting adjustments is often seen as a bias-variance trade-off. This view is an...