democrat barack obama was elected president in 2008 and 2012. Figure 15.6 plots the percentage who voted for obama in 2008 and 2012 for each of the...

democrat barack obama was elected president in 2008 and 2012. Figure 15.6 plots the percentage who voted for obama in 2008 and 2012 for each of the 50 states and the district of columbia. a) describe in words the direction form and the strength of the relationship between the percentage of votes for obama in 2008 and the percentage in 2012. are tgeee any unusal features in the plot.