I am using the HPSLIT command to run a classification tree. In the Grow statement, I have used "entropy." However, I recently learned that this may be sensitive to imbalanced data. One of my outcome groups is almost double in size compared to the other. Does anyone have suggestions for which of the other Grow options (CHAID, CHISQUARE, FASTCHAID, and GINI) may be less sensitive to imbalanced data? Thank you!
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