Show it's a ceiling

Machine Learning · from Diabetes — a low ceiling, reported honestly

load_diabetespre-scaled featuresR² ceilingssplit variancereporting limits

Putting the kettle on…

Starting up…

Exercise 2

Show it's a ceiling. Return [ridge_r2, forest_r2] — 5-fold R² for Ridge(alpha=1) and a 200-tree forest, rounded to 4 places. The forest should be lower.

your answer
stuck? the lesson behind it
Diabetes — a low ceiling, reported honestly
R² 0.48 is the answer, and saying so is the deliverable