Question

Point out the correct statement.

(a) The difference between the class centroids and the overall centroid is used to measure the variable influence

(b) The Bagged Trees output contains variable usage statistics

(c) Boosted Trees uses different approach as a single tree

(d) None of the mentioned

This question was addressed to me in an internship interview.

I want to ask this question from caret topic in section Machine Learning of Data Science

Answer 1

Correct choice is (a) The difference between the class centroids and the overall centroid is used to measure the variable influence

Best explanation: The larger the difference between the class centroid and the overall center of the data, the larger the separation between the classes.