My stats guru colleague Dr Andrew Pratley and I are on the move to tackle Quantifornication, the plucking of numbers out of thin air. Here is the fifth in a series we are co-writing.
The story of statistics started with a question about differences. R.A. Fisher set out to test if someone really could taste the difference between tea where the milk was poured in before or after the tea. Fisher’s experimental design was simple. Eight cups of tea were prepared, four with the milk poured before, four