Machine Learning, Data Science, Machinelearningalgorithms, Ridge Regression, Python.
training data perfectly. If we take this Red line as our regression line, it does not fit training data perfectly. It adds small bias in return it decrease variance. So the equation for red line is: size = 2.9+0.55*weight. Residuals are 0.3 and 0.1 for training data points. So starting with a bit