regression
Scipy
https://docs.scipy.org/doc/scipy/reference/generated/scipy.stats.linregress.html#scipy.stats.linregress
Ridge
and
Lasso
Regression: L1 and L2 Regularization
https://towardsdatascience.com/ridge-and-lasso-regression-a-complete-guide-with-python-scikit-learn-e20e34bcbf0b
#scikit-learn