Averages: Is it mean to use the mean?

There’s an often-quoted anecdote about the flaw of averages which recounts the story of Lt Gilbert Daniels. In the 1950s, the U.S. airforce gave him the unenviable task of taking the physical measurements of over 4000 pilots with the aim of finding the ‘goldilocks’ set of averages that would lead to better design of fighterContinue reading “Averages: Is it mean to use the mean?”

Painting pictures with data: Emma’s year of adventure.

  How’s this for a year’s project? THE RULES: Do something new each day Do it with someone else Document it Pretty daunting, huh? That’s why I’m not doing it. But Emma Lawton is. That’s incredible. What’s more incredible is that in 2013 at the age of 29, Emma was diagnosed with Parkinson’s. And, likeContinue reading “Painting pictures with data: Emma’s year of adventure.”

Who, what, why and Venn

Vacation is a good time to contemplate life and career, fulfillment and frustration. It’s a good time to assess if you have the right balance in your life, and, if not, what might be missing. And what better way to make that assessment that using the favourite of data visualisers everywhere – the venn diagram.Continue reading “Who, what, why and Venn”