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Details on 2007 data products availability
Changes in the data products since the 2006 ACS, including new products
Table shells/IDs, maps, geographic areas, and more
User-specific handbooks and other educational materials
Guidance on making data comparisons between the 2007 ACS, 2006 ACS, and Census 2000
Guidance on how to use the new ACS multiyear estimates
News releases and general information about the ACS
Sample ACS questionnaires and instruction guides, and why we ask each question
Glossary of all ACS variables
Sample design, weighting methodology, and guidance on measuring the reliability
Updates made to the data due to detected errors
Comprehensive description of the ACS methods and procedures
Documentation of specific measures of quality associated with ACS published data
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