## Sampling from a mongoDB database

Recently, I had to deal with the challenge of drawing a random sample of tweets from a large database holding over 1TB of tweets that we have collected for a research project involving … »

Recently, I had to deal with the challenge of drawing a random sample of tweets from a large database holding over 1TB of tweets that we have collected for a research project involving … »

This semester, I am taking a class taught by Prof. Freeman called Statistical Computing. Over time, I will create a series of posts about the material I am learning there; the class aims … »

We wish to calculate the variance of the sample mean $\bar X$ when sampling from a finite population. We know that for a random sample $X_1, \ldots, X_n$ of an infinite … »

Recently, I discovered the traceur compiler project by Google, and have been impressed by how easy it is to use and how cool some of the new features from EcmaScript 6, the current … »