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 first in a series co-written together.
One of the biggest problems with estimates is that it takes a long time to find out if you were right. A year for a budget, two, three or more years for a strategy. Political polling is the best example of being able to assess if the estimate was correct. On election night - and we all know how that has been going
