The accompanying data represent health care expenditures per capita (per person) as a percentage of the gross domestic product (GDP) of a country from 2009 to 2015. Gross domestic product is the total value of all goods and services created during the course of the year. Complete parts (a) through (c) below. Click the icon to view the data table. (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. Choose the correct graph below.

In 2005 the average annual and fees for attending a private college or university was $22000. This cost rose to about $36000 in 2015, as illustrated in the graph. Complete parts a and b

A researcher explored the relationship between the percent of snow days during the month of January and the percent of students that receive an A on class finals at the same schools. The researcher collects information from 6 schools, shown in the table below. Use the graph below to plot the points and develop a linear relationship between the percent of January snow days and the percent of 'A' final exams. School Number % of Snow Days % of A Finals 1 5 25 2 7 45 3 10 50 4 12 65 5 20 70 6 25 86   Using the linear relationship graphed above, estimate the percent of 'A' finals if there are 2% snow days. Provide your answer below: