States = textread('statenames.txt', '%s'); fid = fopen('line-mccain-pop-16.txt'); Data = fscanf(fid, '%g%g%g', [3,50]); Data = 100* Data; hold on % plot(Data(1,:), Data(2,:), 'x') text(Data(1,:)+.1, Data(2,:), States, 'fontname', 'lucida', 'horizontalalignment', 'center', 'color', 'red') axis([0, 15, -20, 20]) fit = polyfit(Data(1,:), Data(2,:), 1) linex = [2, 13]; line(linex, fit(1)*linex+fit(2), 'color', 'red') ylabel('% McCain outperforms pre-election polls','FontSize',16) xlabel('"long lines" in election day news articles (%)','FontSize',16) title('McCain advantage from long lines?','FontSize',16)