http://tags.library.upenn.edu/tag/stats+acs PennTags Feed http://tags.library.upenn.edu/makerecord/url/2910 http://tags.library.upenn.edu/makerecord/url/2910 http://tags.library.upenn.edu/makerecord/url/2915 http://tags.library.upenn.edu/makerecord/url/2915 powerpoint slides introducing the ACS.<br /> http://tags.library.upenn.edu/makerecord/url/2909 http://tags.library.upenn.edu/makerecord/url/2909 The content fact sheets highlight legal requirements, federal, state, and local uses of American Community Survey data as well as the history of each question. There is a separate fact sheet for each question or topic.