These charts are from FiveThirtyEight.com. The chart above shows the average of polls in the Democratic race on a national basis. The charts below show the average of polls for the four early-voting states (Iowa, New Hampshire, Nevada, and South Carolina).
These charts are from FiveThirtyEight.com. The chart above shows the average of polls in the Democratic race on a national basis. The charts below show the average of polls for the four early-voting states (Iowa, New Hampshire, Nevada, and South Carolina).