How do pollsters work?
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How do pollsters do their job - and how has it changed?

Scarcely a day goes by without the result of one poll or another featuring in the news - but how exactly do pollsters work? In a Daily Politics film, reporter Giles Dilnot looks at how polling methods have changed and how different types of poll nowadays can yield varying results on the same topic.

  • 08 Mar 2016