Why were the polling results and predictions for the US 2016 presidential election so inaccurate/wrong?
How did prediction algorithms used for the US presidential election go wrong?
What are the alternative statistical sampling methods could have been adopted to improve the poll prediction accuracy in the US elections? Why doesn't FiveThirtyEight open source their election prediction model? If all US States assigned electoral votes proportionally how different would the US Presidential Election results be? What is the method of presidential election in USA? Did Allan Litchman Predict the 2000 Election Incorrectly? What is the US presidential election process? How bad is the outcome of the US 2016 presidential election for science? Polling missed the call on Brexit; How accurate are current polling methods and could we see similar forecasting flubs with the Presidential election? What would the 2016 Presidential Election results look like if electoral votes were awarded proportionally? How are Trump, his campaign or his surrogates reacting to the 538 forecast of 83.4% likelihood of a Clinton win? Which pollster has been the most accurate for presidential polling in the 2016 election cycle? What counts as a landslide in US Presidential elections? Will these two instincts change the poll predictions of a Clinton victory? Does the use of the Electoral College mean US Presidential elections are a "hoax"?  Is it possible that my mistaken expectations of the 2016 Presidential Election were negatively influenced by the liberal Quora Echo Chamber? Is there any point in doing nationwide polls in the US Presidential race? What kind of machine learning models are used to predict ratings? How do presidential elections work in the US, how do the compare to the presidential elections in France? What is the most interesting prediction made in recent times? How do presidential elections work in the US; how do they compare to the presidential elections in Brazil? Why does the US presidential election campaign takes so long? Is it possible the 2016 U.S. Presidential election is rigged? Is it possible to rig an election? How popular are prediction markets? Why did American voters narrow it down to Hillary and Trump in the presidential election? What do American voters value more in presidential elections? The past record of the candidate or the promises made by him? How and why did the October 2015 Democratic Presidential debate affect the polls? Was the 2000 US presidential election fair? Were the voting machines rigged, given that all Republicans did better than the polls’ forecast? Why doesn't the US use the popular vote in their general election and presidential election systems? Why is popular voting required, if US Presidential election results are decided on basis of electoral votes?