How can I increase the $R^2$ -value of my linear model? Should I increase it?
1265
Is my model any good, based on the diagnostic metric ($R^2$/ AUC/ accuracy/ RMSE etc.) value?
71082
How to find a good fit for semi-sinusoidal model in R?
74470
What's the added value of SD line over regression line when examining association between 2 variables?
81983
Variable coefficient rises, then falls as lambda decreases (LASSO)
111234
Interaction in generalized linear model
33034
Why squared residuals instead of absolute residuals in OLS estimation?
3397
R: linear regression: very small coefficient and R-squared but significant P values
18254
Is R-squared truly an invalid metric for non-linear models?
110595
Linear regression with slope constraint
91200
Fitting polynomial model to data in R
42773
How to minimize residual sum of squares of an exponential fit?
41983
What happens when I include a squared variable in my regression?
6500
Problem with large values in ParametricPlot
81757
How to include a linear and quadratic term when also including interaction with those variables?
115747
How can I calculate the R-squared of a regression with arima errors using R?
105349
pull out p-values and r-squared from a linear regression
10967
Why is sum of squared residuals non-increasing when adding explanatory variable?