While the notion that polls should include equal numbers of Republicans and Democrats makes some sense, it’s based on a misunderstanding of what polling is intended to do.
In a new survey, the Center reassesses how it asks Americans about Israelis, Palestinians and their respective governments.
On election night 2018, besides the exit polls there will be an additional source of data on who voted and why, developed by The Associated Press, Fox News and NORC at the University of Chicago and based on a very different methodology. That means that depending on where you go for election news, you may get a somewhat different portrait of this year's electorate.
Opinion polls in the U.S. can address the same topic yet reach very different results. There are several reasons this can happen, but we tackle one of the most basic: Did the poll include or exclude the 45% who didn’t vote in November?
There is a great deal of speculation but no clear answers as to the cause of the disconnect, but there is one point of agreement: Across the board, polls underestimated Trump's level of support.
The firm that runs the presidential exit poll expects to interview about 100,000 voters across the country by the time the polls close on election night.
In the aftermath of presidential debates, there is intense interest in gauging "who won." How can we know the answer to that question?
How many Americans are likely to vote, and which voters in the survey are the likely voters? Important as these questions are, there is almost no consensus among the pollsters as to how to identify each of these groups.
To better understand how the manner in which the government’s surveillance program is described affects public evaluations, the Pew Research Center conducted a question wording experiment.
Different outcomes in different polls about the subpoenas served on the Associated Press in a Justice Department leak investigation were a case study in the challenges pollsters face in a breaking news environment when public attention and information is relatively limited.