The Chi Squared test of independence and the goodness of fit test are statistical tests used on categorical data. Using R programming you can very easily run these tests and generate a p-value. This video is really an R programming for beginners video. If you’re doing research or data science and need to learn how to analysis data using statistics, then this video is for you. The chi-squared tests is part of a series of tests being explored on this channel, including the t-test, ANOVA and linear regression. All of these tests require that you have a basic understanding of hypothesis testing.