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Decision trees are ... for binary classification or multi-class classification. A multi-class classification problem is one where the goal is to predict the value of a variable where there are three ...
For example, you might want to predict the sex of a person (male or female) based on their age, state where they live, income and political leaning. There are many other techniques for binary ...
Decision trees are a simple but powerful prediction method. Figure 1: A classification decision ... if this varies among classes. For example, in classifying cancer cases it may be more costly ...