An explanation of the methodology for 538's current polling averages. 538 goes through many steps to calculate its polling averages. ABC News Photo Illustration This is an old version of our polling ...

Two mathematicians have used a new geometric approach in order to address a very old problem in algebra. In school, we often learn how to multiply out and factor polynomial equations like (x² – 1) or ...

An explanation of the methodology for most of 538's current polling averages. Almost since its founding, 538 has published comprehensive averages of polls for a wide variety of questions related to ...

Almost since its founding, FiveThirtyEight has published comprehensive averages of polls for a wide variety of questions related to U.S. politics. In June 2023, we debuted a new set of models for ...