The NFL's conference championship games are here, and Cortana is back to make picks in a head-to-head showdown with Elo.
We looked at two popular systems used to pick NFL games: Cortana, Microsoft's digital assistant, and Elo, the modeling system used by Nate Silver's data-journalism site, FiveThirtyEight.
Cases - Computers - Winners - Spread - Likelihood
In both cases, the computers are picking outright winners and not against the spread. Each gives a likelihood that a team will win, which in theory...