reportApr 8, 2021 Confronting 2016 and 2020 Polling Limitations Looking at final estimates of the outcome of the 2020 U.S. presidential race, 93% of national polls overstated the Democratic candidate’s support among voters, while nearly as many (88%) did so in 2016.
reportMar 2, 2021 What 2020’s Election Poll Errors Tell Us About the Accuracy of Issue Polling Given the errors in 2016 and 2020 election polling, how much should we trust polls that attempt to measure opinions on issues?