The following data represent health care expenditures per capita (per person) and as a percentage of the U.S. gross domestic product (GDP) from 2003 to 2012. Gross domestic product is the total value of all goods and services created during the course of the year.

(a) Construct a time-series plot that a politician would create to support the position that health care expenditures are increasing and must be slowed.
(b) Construct a time-series plot that the health care industry would create to refute the opinion of the politician. Is your graph convincing?
(c) Explain how different measures may be used to support two completely different positions.

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Health Care Year per Capita as a percent of GDP 2003 11,512 15.4 12,277 15.5 2004 2005 15.5 13,095 2006 13,858 15.6 2007 14,480 15.9 2008 14,720 16.4 2009 14,418 17.4 2010 14,958 17.4 15,534 2011 17.3 2012 16,245 17.2