Donald Trump’s victory in last November’s election victory came despite the fact that he lost the popular vote by 2.1 percentage points, making for the widest discrepancy between the popular vote and the Electoral College since 1876. So one measure of the quality of horse-race analysis is in how seriously it entertained the possibility of such a split in Trump’s favor. This is one point on which the data geeks generally came closer to getting the right answer. CONT.
Nate Silver, FiveThirtyEight