Here is a procedure that I wrote up a few years ago (and edited it a few times since then) when I saw that Testing Null Hypothesis was a rather difficult topic for students to understand. In fact, when I was learning statistics, it took me a while to get
it as well. So, here it is. Let me know if it is helpful. Testing null hypothesis: 1. Determine Ho (null hypothesis) and Ha (alternative hypothesis)...
I have just recently been learning how to do chi square tests. And here is the summary that I came up with. This is how I understand it. Let me know if I am correct or not.
Chi square test is often applied when we deal with categorical data involving proportions.
There are two types of Chi square tests: Goodness-of-fit chi square test, and the Chi square test for...