Statistics Done Wrong

This book is vastly different from the books that try to warn us against incorrect statistical arguments present in media and other mundane places. Instead of targeting newspaper articles, politicians, journalists who make errors in their reasoning, the author investigates research papers, where one assumes that scientists and researchers make flawless arguments, at least from stats point of view. The author points a few statistical errors, even in the pop science book, “How to lie with statistics?

Desiderata

Via Zenpencils Go placidly amid the noise and haste, and remember what peace there may be in silence. As far as possible, without surrender, be on good terms with all persons. Speak your truth quietly and clearly; and listen to others, even to the dull and the ignorant, they too have their story. Avoid loud and aggressive persons, they are vexations to the spirit. If you compare yourself with others, you may become vain and bitter; for always there will be greater and lesser persons than yourself.

Quote for the day

When physicists do mathematics, they don’t say they’re doing “number science”. They’re doing math. If you’re analyzing data, you’re doing statistics. You can call it data science or informatics or analytics or whatever, but it’s still statistics. - Karl Broman

MCMC for Item Response Models

I was looking to code Metropolis-within-Gibbs sampler for a specific model and in that process, stumbled on to an online supplement for a work-in-progress book,``Handbook of Modern Item Response Theory''. The following document summarizes the main points from chapter-15 of the book. The document also contains WinBUGS code to estimate the parameters of 2PL model. Building Metropolis Hastings sampler from scratch

Quote for the day

“You never quit on your music. No matter what happens. Cuz anytime something bad happens to you, that’s the one place you can escape to and just let it go. I learned it the hard way” - August Rush