Census > ACS Main > How to Use the Data > ACS Summary File (SF) Technical Documentation |
ACS-Summary File (SF) Technical DocumentationThe technical documentation contains information and reference materials on how to use the ACS-SF. Chapter 2 of this document, "How to Use the ACS Summary File", is a guide to the ACS-SF and the documentation. New users should review this chapter before using the ACS-SF. All documentation should be reviewed before accessing the files on the FTP site. ACS 2005-2007 3-Year Summary File: Technical Documentation (Production) [PDF 555k] Below is an example of how to access an estimate and its corresponding margin of error for a specific geographic area. ACS 2007 SF Worked Example (Production) [PDF 29k] We encourage data users to assist us in improving the design and future implementation of the ACS-SF. Please send comments and/or questions on this production version and the documentation via email to: nicholas.m.spanos@census.gov. Throughout 2008-2009 we may issue updates and corrections to this production version of the ACS-SF. We will keep users aware of these updates via the ACS Alert from the ACS website and on the ACS errata notes page located on: http://www.census.gov/acs/www/UseData/Errata.htm. |
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