The following data show the number of rental cars in service for three rental car companies: Hertz,

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The following data show the number of rental cars in service for three rental car companies: Hertz, Avis, and Dollar, over a four-year period.

a. Construct a time series graph for the years 1 to 4 showing the number of rental cars in service for each company. Show the time series for all three companies on the same graph.
b. Comment on who appears to be the market share leader and how the market shares are changing over time.
c. Construct a bar chart showing rental cars in service for Year 4. Is this chart based on cross-sectional or time series data?

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Essentials Of Modern Business Statistics With Microsoft Excel

ISBN: 9780357131626

8th Edition

Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams, Jeffrey D. Camm, James J. Cochran

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