8.64 Approval rating for president In July 2014, midway through his second term as president, Gallup estimated

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8.64 Approval rating for president In July 2014, midway through his second term as president, Gallup estimated Obama’s approval rate at 42%. According to gallup.com, “. . . [R]esults are based on telephone interviews with approximately 1,500 national adults; margin of error is {3 percentage points.” How could you explain the meaning of this to someone who has not taken a statistics course?

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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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