Data Science from the Ground Up

Understanding the Central Limit Theorem

Building an intuition for the most important statistical result for data science.

Underlying every poll you see on the news or every estimate of an effect size in a scientific study are two statistical conclusions: the Law of Large Numbers and the Central Limit Theorem. One of these, the Law of Large Numbers, usually strikes people as being fairly intuitive, but the other is a little harder to wrap your head around. It’s a subtle…