Remapping a column
If you want to use a column that contains strings in an analysis, you must remap the strings to numbers. For example, Figure 6-9 shows the strings in the Occupation column on the left and the numbers in the remapped Occupation column on the right.
Figure 6-9  
How to remap a column
Figure 6-10  
Video tutorials
Using a Decision Tree
Validating Decision Tree Results
Related topics
Understanding data mining and predictive analytics
Understanding Clustering
Understanding Forecasting
Understanding decision trees
Understanding association rules

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