An article in the September 16, 2006, issue of The Economist showed a scatterplot for many nations relating the response variable y = annual oil consumption per person (in barrels) and the explanatory variable x = gross domestic product (GDP, per person, in thousands of dollars). The values shown on the plot were approximately as shown in the table.
a. Create a data file and use it to construct a scatterplot. Interpret.
b. Find and interpret the prediction equation.
c. Find and interpret the correlation.
d. Find and interpret the residual for Canada.