Data Science, Machine Learning, Regression, Data Analysis, Statistics.
training and testing sets X_train, X_test, y_train, y_test = train_test_split(X, y, test_size=0.2, random_state=42) Step 2: Model Training from sklearn.linear_model import Lasso, Ridge, ElasticNet from sklearn.metrics import mean_squared_error # Initialize and fit the Lasso model lasso = Lasso