1) A ___________ is a tree-like structure that is used to make decisions based on a question at each node. a) branch b) decision tree c) leaf node d) root node 2) The first node of the tree is known as the _______________ a) decision tree b) leaf node c) root node d) branch 3) ____________ connect the root node with other nodes in the tree. a) Decision tree b) Leaf node c) Root node d) Branch 4) The last nodes in the tree are called _________________, it represents the final decision for each action. a) decision tree b) leaf node c) root node d) branch 5) The number of levels from the root node to the farthest node is known as the_______________ of the tree. a) decision tree b) leaf node c) depth d) data 6) The depth of the decision tree is ______ a) 2 b) 3 c) 4 d) 5

Unit 13 - What is a decision tree?

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