The Gallup Poll’s misfire in the 2012 election was caused by a variety of defects in the way the firm conducts surveys, according to the organization’s top pollster, who provided the most detailed explanation to date of how the firm plans to improve their polling accuracy in future elections.
Flanked by survey experts from academia, Gallup President Frank Newport walked through four major factors that led the poll to veer toward the “inaccurate end of the spectrum.” [cont.]
Scott Clement, Washington Post
See also: Gallup 2012 Presidential Election Polling Review: Executive summary covering the results of Gallup’s in-depth review of its 2012 pre-election presidential polling.