December 2017
Beginner to intermediate
238 pages
5h 35m
English
Content preview from IBM SPSS Modeler Essentials
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Selecting cases
Often during a data mining project, you will need to select a subset of records. For example, you might want to build a model that only includes people that have certain characteristics (for example, customers who have purchased something within the last six months). The Select node is used when you want to select or discard a subset of records based on a specific condition. Let's go through an example of how to use the Select node:
- Open the Cleaning and Selecting data stream.
- Click on the Record Ops palette.
- Double-click on the Select node so that it is connected to the Var.File node.
- Right-click on the Select node, then click Edit:
The Select node allows users to specify an expression either directly in the Condition ...
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