3:20

9.3) Projection Matrix: Idempotent and Symmetric

16:11

OLS unbiased

21:46

Matrix Form Multiple Linear Regression MLR

4:12

15.6) Python: Fixed and Random Effects

3:13

15.4) Covariance Matrix: Random Effects (RE)

30:11

OLS Estimates in Linear Regression: Matrix Form Derivation

8:25

Simple Linear Regression Model using Matrices

7:52

Least Square Estimators - Variance of Estimators Using Matrices