Posted inStatistics
Lewandowsky’s Confusion About Statistics
Still at conference, so just a short plug for learning about which you speak. Stephan Lewandowsky, who believes JFK shot at the moon landings and that's why the globe has…
Posted inPhilosophy Statistics
True Value Of A Parameter
Jelle de Jong writes in to ask: Working as a quant analyst in finance I recently got interested in the Briggsian/Jaynesian/Bayesian interpretation of probability but am still struggling a bit…
Posted inStatistics
Observational Bayes > Parametric Bayes > Hypothesis Testing < Looking
This is a completion of the post I started two weeks ago which shows that "predictive" or "observational" Bayes is better than classical, parametric Bayes, which is far superior to…
Posted inPhilosophy Statistics
Teaching Journal: Day 9—Hypothesis Testing: Part II
A review. We have sales data from two campaigns, A and B, data in which we choose (as a premise) to quantify our uncertainty with normal distributions. We assume the…
Posted inStatistics
Teaching Journal: Day 8—Hypothesis Testing: Part I
Hypothesis testing nicely encapsulates all that is wrong with frequentist statistics. It is a procedure which hides the most controversial assumption/premise. It operates under a "null" belief which nobody believes.…
Posted inPhilosophy Statistics
Teaching Journal: Day 7
The joke is old and hoary and so well known that I risk the reader's ire for repeating it. But it contains a damning truth. Most academic statistical studies are…
Posted inPhilosophy Statistics
Teaching Journal: Day 5
Let's make sure we grasped yesterday's lesson. Emails and comments suggest we have not. These concepts are hardest for those who have only had classical training. We want to know…
Posted inPhilosophy Statistics
Teaching Journal: Day 4
Today is the quietest day, a time when all is still, a moment when nary a voice is raised and, quite suddenly, appointments are remembered, people have to be seen,…