Blog

Jul
2013

Motion Charts in R

Last month Markus Gesmann joined us as one of our keynote speakers at Talking Data South West. Markus talked about the tools that he uses to communicate with his colleagues about his data analysis. Markus has developed a R package called googleVis that allows users to create their very own Motion Charts using R.

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Apr
2013

Breaking News: 1 in 20 Statistical Tests Are Wrong!

This lighthearted cartoon from XKCD makes an important point about classical hypothesis testing: if you test enough things you’re bound to find something that’s significant. To avoid this and many other pitfalls of a naive application of statistical methods, it is important to seek statistical advice.

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Jan
2013

Better a Dead Clock Than a Slow One?

I remember my grandfather asking me which was better: a clock that was always 10-minutes behind, or one that had stopped completely. I confidently told him that the slow clock would be better but, tongue-in-cheek, he argued that at the least the clock that had stopped told the right time twice a day!

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Nov
2012

Depression in Men ‘Regularly Ignored’…

Whilst reporting statistical findings in the mainstream media has improved greatly in recent years, inconsistencies do still remain. In this post, we discuss a recent Telegraph article and how, looking at the main analysis in the original research, the title is somewhat misleading.

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Sep
2012

Are Political Changes Making It Harder to Access Official Statistics?

Official Statistics and other open government data are a vital source of information. But how are changes in the political landscape affecting access to these data, and how can organisations ensure that they will still be able to make use of national and local Official Statistics to make evidence-based decisions?

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Jul
2012

One Sigma or Five?

The recent announcement of the likely discovery of the Higgs Boson from both experiment teams at CERN was framed in terms of the statistical significance of their result; in this case at what they called the five-sigma level. So what does five-sigma mean in relation to the discovery of the Higgs Boson?

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