My enemies managed to change the spelling of Principal in the title. They are everywhere. Principal Component Analysis There is an extremely popular analytic technique called Principal Component Analysis, or…

Reader question: Dear Dr. Briggs I regularly read your blog and have purchased both your books. I especially liked your book on Uncertainty, although I need to study it a…

Repeat after me: all models only say what they are told to say. Here it is, right from the hole of Theresa Tam (you recall it was that Canadian official's…

Question from Anon (with added paragraphifications): Message: Dear Dr Briggs, I am a lay man in statistics, who has tried to avoid this kind of sport as much as possible,…