Covid-19 Rates for local areas, taking population size into consideration

I got fed up with raw rates such as those given in the Guardian. For one thing, how can you compare the number of people infected in an area with nearly 1.4M (Hampshire) with the number in an area with less than 100K (Hartlepool). It simply does not make sense. One way to correct this… Continue reading Covid-19 Rates for local areas, taking population size into consideration

Regression towards the mean, the scientific publishing culture and the lack of repeatability

A recent exchange on twitter the Thesiswhisperer wondered about why effects were disappearing. The feeling is this should not happen with the modern scientific culture, and yet I suspect modern academic scientific culture is partly to blame. To explain why I have to introduce a little known but rather simple statistical fact which may be… Continue reading Regression towards the mean, the scientific publishing culture and the lack of repeatability