In a political season marked by nonstop polling, a lively exchange took place recently about the state of public opinion research and what to believe about of all the numbers describing the state of the race.
The context for the discussion was set by a series of national and state surveys showing Donald Trump gaining on or overtaking Hillary Clinton in the general election campaign. It broadened into an examination how polls are produced and used in a competitive media environment. CONT.
Dan Balz, Washington Post