Question

"Is accuracy the right measure to use when the dependent variable is skewed towards one of the class, for decision trees? If not why? In that case, which model performance measures should be used? "

Answer 1

Solution : -

(i) Where arrangement is normally utilized when the reliant variable is paired or with just to status like , Yes (or) no, genuine (or) false, 1 or 0. Real for forseeing esteems , similar to which division

of popular.

(ii) To the extent recollect that , class we got presented to just arrangement tree till now. I'll base by discourse just restricting to order tree.

As Rajesh sir specially (or) additionally specified in our class , that CART is ordinary perfect for pretty much adjusted informational index and further more made reference to there isn't hurt in utilizing it for sketched data set.