Machine Learning.
0.4440578889894611 For 60–40: For Training Dataset Mean absolute error: 3.7724742637675788 Root mean square error: 4.843151823655884 R2 score: 0.5286270493508394 For Testing Dataset Mean absolute error: 3.6644695404781045 Root mean square error: 4.739264777278479 R2 score: 0.4875157533801461