Presidents also take midterms1 After two years of the president's term, members of Congress are up for

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Presidents also take midterms1 After two years of the president's term, members of Congress are up for election. The following table gives the number of net seats lost, by the party of the president, in the House of Representatives starting from Eisenhower's time.

For the data on the number of House seats lost:
(a) Calculate the sample mean.
(b) Calculate the standard deviation.
(c) Make a dot plot.
(d) What is one striking feature of these data that could be useful in predicting future midterm election results?

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Statistics Principles And Methods

ISBN: 9781119497110

8th Edition

Authors: Richard A. Johnson, Gouri K. Bhattacharyya

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