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The most valuable reference tool in existence. The Statistical Abstract is the recognized authority for U.S. statistics and directs users to where they can find

The Statistical Abstract of the United States is the best known statistical reference. As a comprehensive collection of statistics on the social, political, and

The Statistical Abstract of the United States is the best known statistical reference. As a comprehensive collection of statistics on the social, political, and

Which types of validity evidence should be considered when determining whether a scale is appropriate for a given measurement situation? What about reliability

"Since 1878, this publication has provided a statistical portrait of social, political, and economic conditions of the United States" and includes thousands of