This video: https://youtu.be/2fz0STTfIIU
This is the 4th of 5 videos in a playlist that describes 4 concepts at the heart of Inferential Statistics and how they work together. The first 3 were
Here are the 5 Keys to Understanding the concept of Test Statistic:
And here is a summary of the 4 Test Statistics and how they are used:
And here is a 1-page summary of the Test Statistic F:
Andrew A. (Andy) Jawlik is the author of the book, Statistics from A to Z -- Confusing Concepts Clarified, published by Wiley.