Poll accuracy in the 2008 presidential election: Rasmussen, Pew

August 6, 2010 Politisite 0

For all the derision directed toward pre-election polling, the final poll estimates were not far off from the actual nationwide voteshares for the two candidates. On average, preelection polls from 23 public polling organizations projected a Democratic advantage of 7.52 percentage points on Election Day, which is only about 1.37 percentage points away from the current estimate of a 6.15-point Obama margin in the national popular vote. Following the procedures […]