The way to convert error function to matrix form in linear regression?
109914
Generalized Least Squares vs Ordinary Least Squares under a special case
24364
How to fit weights into Q-values with linear function approximation
33305
Cost function in OLS linear regression
97375
efficient and accurate approximation of error function
89583
Transforming variables for multiple regression in R
91781
Formula for weighted simple linear regression
27054
Sum of squares of residuals instead of sum of residuals
20900
Regression without intercept: deriving $\hat{\beta}_1$ in least squares (no matrices)
108610
How to derive the least square estimator for multiple linear regression?
26961
How do I calculate standard errors for sums of OLS coefficients?
141269
Linear regression not fitting well
68045
Explicit solution for linear regression with two predictors
10730
Proof that regression residual error is an unbiased estimate of error variance
51310
Linear regression polynomial slope constraint in R
145755
Matrix and regression model
116923
Passing a matrix as a function argument
92621
Software package to solve L-infinity norm linear regression