Factor Analysis
There is a good series of “cowboy-style” youtube videos on factor analysis.
Factor Analysis - An Introduction (Part 1):
Factor Analysis - Assumptions (Part 2):
Factor Analysis - Research Questions (Part 3):
Factor Analysis - Using SPSS (Part 4):
Factor Analysis - Interpreting the Readout (Part 5):
Factor Analysis - Examining Factor Loadings (Part 6):
As I am a fan of the R software (or R Studio, both of which are available as free software), here is a video on how to perform factor analysis in R by Edward Boone:
Exploratory Factor Analysis in R:
In a separate video he also explains principal component analysis (PCA):
For the necessary mathematical background, I really enjoy Ben Lampert’s youtube videos on various statistics topics. His explanations are just easy to understand and follow. Here are a few great introductory videos on factor analysis.
Factor Analysis - An Introduction
Factor Analysis - Model Representation - Part 1
Factor Analysis - Model Representation - Part 2
Factor Analysis - Model Representation - Part 3
Factor Analysis - Model Representation - Part 4
These four videos are just the introduction to the topic. There is a whole playlist on factor analysis covering much more.