April 2019
Beginner to intermediate
252 pages
4h 40m
English
Content preview from Machine Learning for Data Mining
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Decision tree models
Just like statistical models, decision tree models help you identify which predictors are most important in the model. There are no equations, and we can't determine a one-unit impact and along with the effect that it has on an outcome variable. Instead we are going to create rules that make predictions by segmenting data in two mutually-exclusive categories.
So, for example, as you can see in the following screenshot, we have anybody with a variable Premier value of No:
We have anybody that was a customer for three years or fewer, as shown in the following screenshot:
And we have people whose estimated revenue was ...
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