Former Los Angeles Times journalist Robert Niles offers simple explanations of the key types of math calculations and statistical descriptions that journalists are asked to make.
Historical Statistical Abstracts of the U.S.: 1878-2012This link opens in a new windowOffers the opportunity for researchers to look into the past to discover the economic trends, the social climate and the demographic makeup of the U.S., and easily compare that to current day trends.
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iPOLLThis link opens in a new windowU.S. sampling of registered voters on public opinions. Find aggregated question-level data and other survey data only at the national level.
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Policy MapThis link opens in a new windowCreate maps, tables, and reports with PolicyMap an online mapping tool with data on demographics, real estate, health, jobs and more in communities across the United States.
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StatistaThis link opens in a new windowReports that provide an aggregate of a variety of data, mainly statistics. Search for data by industry, political issue, consumerism, companies or countries. The data reports provide sourcing information.
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Statistical Abstract of the United StatesThis link opens in a new windowA summary of statistics on the United States social, political, and economy. Majority of the data is over time. The data tables provide source information for further research.