Software Relating to Decision Trees

TreePlan

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TreePlan- A Decision Tree add-in for Excel.  It helps build the model through text boxes and has built-in formulas for easy use.

Precision Tree 6

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Precision Tree 6 by Palisade Corporation- can be used through Excel.  You can collapse and expand the branches you create.  It also provides a full statistics report that includes a risk profile and sensitivity graph.

Lumenaut Decision Tree

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Lumenaut Decision Tree- can also be used through Excel.  One-way and two-way sensitivity analysis, spider charts, tornado charts, and risk profiles can be generated.