8.12 Putin A Gallup poll of 2000 Russians taken between April and June 2014 (after the Olympic...

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8.12 Putin A Gallup poll of 2000 Russians taken between April and June 2014 (after the Olympic games in Russia and the annexation of the Crimean peninsula) showed that 83% approved of President Putin’s performance. If random sampling were used for this survey, what is the margin of error for this estimate at the 95% confidence level? (In fact, Gallup uses weighted sampling and, based on it, reports a margin of error of 2.7%.) Source: gallup.

com and search for “Russian Approval.”

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Statistics The Art And Science Of Learning From Data

ISBN: 9781292164878

4th Global Edition

Authors: Alan Agresti, Christine A. Franklin, Bernhard Klingenberg

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