The Chi-Squared Test : Are Two Distributions the Same? (with Python Example)

This video asks a fundamental question in statistics: are two data sets from the same distribution or different distributions? We answer this using the Chi-squared test, with a python example. This video was produced at the University of Washington, and we acknowledge funding support from the Boeing Company %%% CHAPTERS %%% 00:00 Intro 02:18 Case Study: Alpha Emissions 03:57 Process Summary & Data 09:48 Creating a Test Statistic 12:55 Building a Hypothesis 15:23 Code Demo 20:29 Summary & Outro