Why is it generally a good idea to prune a full regression tree? a. A full regression
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Why is it generally a good idea to prune a full regression tree?
a. A full regression tree is too large to visualize.
b. A full regression tree typically overfits the training data and pruning the tree improves the predictive performance on validation data.
c. Pruning a tree by applying restrictions on how much a variable splitting rule can divide up a node of observations decreases the training set variance of the outcome variable in the resulting leaf nodes.
d. Pruning a tree results in a weak, unstable learner that is better for out-of-sample predictions.
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Related Book For
Business Analytics
ISBN: 9780357902219
5th Edition
Authors: Jeffrey D. Camm, James J. Cochran, Michael J. Fry, Jeffrey W. Ohlmann
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