From c1f7e23ca8b0e375626c71b18c57c7e1e1e41c94 Mon Sep 17 00:00:00 2001 From: Lee Stott Date: Fri, 24 Apr 2026 12:00:12 +0100 Subject: [PATCH] Update 2-Regression/3-Linear/README.md Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> --- 2-Regression/3-Linear/README.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/2-Regression/3-Linear/README.md b/2-Regression/3-Linear/README.md index c0d61ce52..e0b8ac8af 100644 --- a/2-Regression/3-Linear/README.md +++ b/2-Regression/3-Linear/README.md @@ -344,8 +344,8 @@ pipeline.fit(X_train,y_train) pred = pipeline.predict(X_test) # calculate RMSE and determination -rmse = np.sqrt(mean_squared_error(y_test,pred)) -print(f'RMSE: {rmse:3.3} ({rmse/np.mean(pred)*100:3.3}%)') +rmse = mean_squared_error(y_test, pred, squared=False) +print(f'RMSE: {rmse:3.3} ({rmse/pred.mean()*100:3.3}%)') score = pipeline.score(X_train,y_train) print('Model determination: ', score)