What is "rare"?

When we say something is rare what do we mean? Lightning strikes which typically kill three people a year in the UK are often described as rare but how do we square that with a condition like motor neurone disease which is also described as rare yet kills 1500 people a year in the UK.

Also we speak to Nassim Taleb about his book Anti-fragility.

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10 minutes

Last on

Sat 15 Dec 2012 23:50 GMT

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