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The Iowa Caucuses are a critical and closely watched part of the presidential nomination process. The 2012 Republican Iowa Caucus race was one of the most interesting and turbulent, and, as it turned out, the closest in caucus history. From the early stages of the race in March, 2011, through Caucus Day on January 3, 2012, no less than six candidates held the lead in Iowa or in national polls. The constantly changing dynamics of the race gave it an almost rollercoaster feel as candidates quickly rose and fell in the polls. In Riding the Caucus Rollercoaster Tim Hagle, a University of Iowa...

A review of the basic mathematical concepts that underlie most quantitative analysis in the social sciences is presented in this volume. The author begins with an algebra review featuring sets and combinations and then discusses limits and continuity. Calculus is presented next, with an introduction to differential calculus, multivariate functions, partial derivatives, and integral calculus. Finally the book deals with matrix algebra. Packed with helpful definitions, equations, examples and alternative notations, the book also includes a useful appendix of common mathematical symbols and...