Regression Equations, Generalized Least Squares, Correlation Matrices, Python, Statsmodels.
olsr_model_results.resid y, X = dmatrices(expr, df_90day_RAR, return_type='dataframe') y_matrices.append(y) X_matrices.append(X) i = i + 1 Here’s how the DataFrame of residuals df_OLS_resid looks like: The DataFrame of residual errors from the 8 individually fitted models (Image by Author) As