Tim Harford and the More or Less team try to make sense of the statistics which surround us. From BBC Radio 4
http://www.bbc.co.uk/programmes/p02nrss1
Same data, opposite results. Can we trust research?
When Professor Martin Schweinsberg found that he was consistently reaching different conclusions to his peers, even with the same data, he wondered if he was incompetent. So he set up an experiment. What he found out emphasises the importance of the analyst, but calls into question the level of trust we can put into research. Features an excerpt from TED Talks (Image: Getty/erhui1979)