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Intro Song
Welcome
Linear Regression in Matrix Notation
The Design Matrix
The Hat Matrix
Deriving the Beta Coefficients
Simple Linear Regression with Matrices
Properties of Least Squares Estimators
Y-hat, Residuals, and Sums of Squares
Variances and Covariances
Confidence and Prediction Intervals
Variance of beta-hat
SLR Example (By Hand)
Appendix: Code for Matrices in SAS and R