The polls leading up to the election were wrong. What do you do it you can’t or don’t get accurate information?
“Media Face Backlash for Getting It Wrong,” The Wall Street Journal, November 10, 2016 B1. Media acknowledges “oversights” in run-up to Trump’s election victory.
Does this reduce the value (or cost) of future election polls? Why did so many polls get it so wrong, and so consistently? Is there a fundamental disconnect? Was there some other bias in the polling methods or analysis?
What is an exit poll worth today, versus last week? What can the polls that did get it right charge the next time? Should future polls have much larger margins of error?