StatsMiniBlog: Spot on, time and again.

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“Spot on!” is a rather anachronistic and very Anglophile phrase, redolent of croquet lawns, tweeds and well designed woven straw hats. It’s no wonder we tend to use  – if we are being technical – the word “accurate” instead.

But should we be using the word “precise” to make ourselves sound all academic? And what’s the difference?

 

Accuracy – the closeness a thing to it’s target

Precision – how close repeated attempts are to each other

Now those two things do not have to be connected – you may be accurate and imprecise, or inaccurate but very precise, or .. Oh forget it.

Let me just show you a picture …

 

– Archi

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