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The Diagrams Book by Kevin Duncan

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47  THE DECISION TREE

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• The Decision Tree is a form of flow diagram that helps to map out complicated decision-making processes, or the possible directions a conversation or interaction might take.

• Each branch of a tree represents a decisive moment. This can be as clear cut as yes/no, or as mild as not interested/might be.

• The tree is particularly useful in mapping long and drawn-out sales decision processes such as buying a car, which might have a three-year gestation period.

• It can also be used to map options on questionnaires, the options in call centre conversations, or those on a technological interface such as a mobile device.

• More ...

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