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Don’t trust the polls

January 28, 2016 By editor

2016 is the year of the US presidential election. Prepare to be besieged by polls. The embarrassment of the 2015 UK parliamentary election predictions is a distant memory. We get to start over.

However, Mona Chalabi reminds us, via the Guardian’s Datablog, of the challenges facing pollsters. She lists five:

  • The media are fallible. They follow fashion and make the news.
  • Journalists are fallible. They are biased—just like the rest of us.
  • Predicting the future is hard. Context shifts.
  • It’s difficult to reach people. There’s no longer a household landline.
  • People don’t want to be polled. The few who do probably have something in common.

That’s a pretty damning list—and it’s far from exhaustive.

Of course, if we don’t have poll results we’ll have to have news stories about the issues…and who’s got time for that?

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Filed Under: Data science Tagged With: polling

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