Ever wondered how opinion polls work? As election fever grows - so does the importance of opinion polls which today are an essential part of modern political life. Political strategists, voters and the media all lap up the data generated - but where does it come from? How many people do you need...
Published 04/13/15
Ever wondered how opinion polls work? As election fever grows - so does the importance of opinion polls which today are an essential part of modern political life. Political strategists, voters and the media all lap up the data generated - but where does it come from? How many people do you need...
Published 04/13/15