CategoryStatistics

The magical power of random sampling

Recently I read the paper Statistical Paradises and Paradoxes in Big Data (I): Law of Large Populations, Big Data Paradox, and the 2016 US Presidential Election by Xiao-Li Meng and I found a number of insights in the paper really fascinating — however, I haven’t seen much coverage of these insights in other locations likely because the paper is pretty dense and the way Meng presents...

Notes on GAMs in R with a binary dependent variables

A few weeks ago I was working on a project using GAMs to estimate the gradients of the marginal effects of the likelihood of a customer to convert. This was a very cool problem, and I learned a lot, but it took me quite a bit of time to figure out how to get the built-in functions to generate outputs that are interpretable in a regression with a binary dependent variable (e.g., logistic-style...