Matrix Form Multiple Linear Regression MLR
An Introduction to the Matrix Form of the Multiple Linear Regression Model. I cover the model formulation, the formula for Beta Hat, the design matrix as well as the matrices X'X and X'Y.
#Multiple
#Linear
#Regression
0:00 Introduction
3:33 Model Formulation, Design Matrix
8:43 Beta Hat Formula
9:25 Residuals and Error Sum of Squares
12:03 Example Model
13:00 X'X in MLR
16:35 X'Y in MLR