## Poisson

### The law of small numbers

In these first few posts I’ll cover a few common distributions and note their interesting properties. I’ll try to follow standard notation here, so that capital letters $X,Y,Z$ will denote random variables, which are represented as functions $X\colon\Omega\to\mathbb R$ for some sample probability space $\Omega$. $P(A)$ will be the probability... [Read More]