On the eve of the UK's general election, Tim Harford takes a look at what polling data can tell us about predicting elections. Is the number of Catholic nuns on the up? What's the long-term trend – are more women becoming nuns in the UK? Tim Harford looks at the figures. Plus, Matt Parker the stand-up mathematician is invited back to the programme to respond to a listener's query about his theory on the best way to find a life partner.
📆 2015-04-25 07:00 / ⌛ 00:09:35
📆 2015-04-24 18:30 / ⌛ 00:16:46
📆 2015-04-18 07:00 / ⌛ 00:09:37
📆 2015-04-17 18:30 / ⌛ 00:27:31
📆 2015-04-13 19:00 / ⌛ 00:33:00