Thanks. And that 21 minute mark is the best place to start. They make it easy to understand.
wherever you look, there are links to Associated Press!
21 Oct: Forbes: Why Fox News May Have The Edge In Calling The 2020 Presidential Race
by Mark Joyella, Senior Contributor
But in 2017, Fox News decided to break from the exit polling consortium, convinced there was a better way to determine what’s motivating voters in the days leading up to Election Day. The result, in partnership with the ***Associated Press, is the Fox News Voter Analysis, which uses one methodology for all voters—early voters, voters who vote by mail, and Election Day voters. The system, which was tested in state races in 2017 and 2018, involves interviews with nearly 100,000 voters in the final days before Election Day. “One of the great things about having such an enormous sample size,” (Arnon) Mishkin says, “is that you can really drill down into the data.”...
“We’re not going to characterize the outcome in a state until all the polls in that state are closed.” But having a good idea of what the early vote looks like will help Fox News understand how returns from voting on Election Day will impact the final result. “Where we know the mail-in vote differs from the day-of vote, we will be sharing that.”...
I asked him if he has a gut feeling about how the race will go, and he said he did. But he’s not saying—and he’s not even sure he can trust his gut, as he really prefers to look at ***more reliable measures, like votes and polling data***...
https://www.forbes.com/sites/markjoyella/2020/10/21/why-fox-news-may-have-the-edge-in-calling-the-2020-presidential-race/
***is he serious??