Decision Trees

From knowledgebase
Jump to navigation Jump to search

Decision support tool that uses a tree-like graph or model of decisions and their possible consequences, including chance event outcomes, resource costs, and utility. A decision tree combines the idea of a Probability tree with Expected value.

A decision tree consists of 3 types of nodes: 1. Decision nodes - commonly represented by squares 2. Chance nodes - represented by circles 3. End nodes - represented by triangles



Source: http://en.wikipedia.org/wiki/Decision_tree