Learn how to make stock market predictions using regression analysis across the entire stock market to identify the best stocks to buy now in this Python for finance tutorial. Automate the process of finding stocks with the most momentum using Python and multiple data science libraries. Cover techniques for searching the whole market for momentum stocks, updating stock market data, training models, forecasting, ARIMA, finding daily returns, and merging stock data by column. Gain practical skills in using regression analysis to guide investment decisions based on past performance, while understanding that all investing carries risk and this educational content should not be considered investment advice.