A recent study purports to have found that multilingualism protects against accelerated ageing. I've taken a closer look at it, and it doesn't look good.

New blog post: "Does multilingualism really protect against accelerated ageing? Some critical comments"
janhove.github.io/posts/2025-1...

New blog post: The population model and the randomisation model of statistical inference

janhove.github.io/posts/2025-1...

New blog post: Clarifying research questions by sketching possible outcomes

janhove.github.io/posts/2025-1...

Revised and translated to English: The course materials for 'Introduction to quantitative data analysis'. Available from github.com/janhove/Anal....

I've updated the lecture notes for the class on Quantitative Methodology - available from github.com/janhove/Quan....