The election polls weren't wrong because of mistakes – pollsters deliberately cheated
Professor Sturgiss also points out how this “statistical consensus” was arrived at. “The primary cause of the failure of the 2015 pre-election opinion polls was unrepresentativeness in the composition of the poll samples. The methods of sample recruitment used by the polling organisations resulted in systematic over-representation of Labour voters and under-representation of Conservative voters”. In other words, the pollsters inserted too many Labour voters into their polls, and not enough Conservatives.
Wednesday, January 20, 2016
More Bogus Data Manipulation
Are political polls "science"? They produce data that is supposedly based statistically on observation. Or not. Maybe the pollsters are colluding in manipulating data in order to "herd" voters in the pollster's preferred direction.