Decision Tree: When to use it

The Quality Toolbook > Decision Tree > When to use it

When to use it | How to understand it | Example | How to do it | Practical variations

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When to use it

• Use it when making important or complex decisions, to identify the course of action that will give the best value according to a selected set of rules
• Use it when decision-making, to identify the effects of risks.
• Use it when making plans, to identify the effects of actions and possible alternative courses of action.
• Use it when there are chains of decisions, to determine the best decision at each point.
• Use it only when data is available, or can reasonably be determined, on costs and probabilities of different outcomes.

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