(a) Describe the key difference between linear regression and logistic regression. (3 marks) (b) In the “stopped trainin

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(a) Describe the key difference between linear regression and
logistic regression. (3 marks)
(b) In the “stopped training” of neural networks, when
should a neural network stop training? How is it used to prevent
overfitting in SAS Enterprise Miner? (3 marks)
(c) Name one statistic or metric that can be used as the
validation assessment in the pruning of a classification tree.
Describe the process of using the validation assessment in the
pruning of the maximal tree to obtain the optimal tree structure.
(4 marks)