Category: Statistics

The trouble with sampling data

Well it is that time of the month again. Yep, the UK has just released it’s official figures on the number of people who are employed. Apparently the jobless total is now at 2.5m for the first time as the

Data Modelling and Statistical Significance in Web Analytics

In the last month or so, I’ve been doing some data modelling so that we can build up some ‘forecasts’ for some of our KPIs for the next year.  Particularly of interest for you guys will be what I’ve been

The difference between Accuracy and Precision

I did a Google search earlier on mentions on my blog of the word accuracy and the precision.  Neither appear at all.  That was a little depressing, because I’m sure I’ve written about this before.  But there you go.  Anyway,