The following histograms show the number of years in office for Democratic and Republican U.S. senators. a.

Question:

The following histograms show the number of years in office for Democratic and Republican U.S. senators.

a. Describe the shape of each histogram.

b. Because of the shapes, what measures of center should be compared: the means or the medians?

c. Because of the shapes, what measures of spread should be compared: the standard deviations or the interquartile ranges?

d. Use the appropriate measures to compare the distributions of years in office for the two political parties.

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Introductory Statistics Exploring The World Through Data

ISBN: 9780135163146

3rd Edition

Authors: Robert Gould, Rebecca Wong, Colleen N. Ryan

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Question Posted: Jul 07, 2021 03:25 AM

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The following histograms show the number of years in office for Democratic and Republican U.S. senators. a.

Question:

Democratic Republican 20 15 - 10- 5 7.5 15.0 22.5 30.0 37.5 7.5 15.0 22.5 30.0 37.5 Years in Office Frequency

Step by Step Answer:

a With a few small exceptions the Democratic and Republican histograms are nearly identical overall ...View the full answer

Introductory Statistics Exploring The World Through Data

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