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Decision Tree
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Decision Tree
Advantage and Disadvantages
Parts Of a Decision Tree
Advantages
Disadvantages
Parts of Decision Tree
Decision Tree
-Calculations can get very
complex particularly if many
values are uncertain.
-Easy to understand and
interpret
-Allows the addition of new
possible scenarios
-Helps determine worst, best
and expected values for
different scenarios
A) Root node - the starting point of the tree, contains questions or criteria to be answered
B) Branches - arrows connecting nodes, showing the flow from question to answer
-Each branch represents a possible decision or occurrence. The use of branches means that each option is mutually exclusive.
C) Leaf node - the other nodes that contain questions or criteria to be answered.
-each node typically has two or more nodes extending from it.
- a schematic tree-shaped diagram used to determine a course of action or show a statistical probability.
- are commonly used in operations research, specifically in decision analysis, to help identify a strategy most likely to reach a goal.