Variable reduction and Binning using WOE and IV
It is a beautiful method of variable reduction for a Logistic Regression even before modeling starts. It helps you do a mathematically optimized binning of variables that would help you segregate 1 and 0 best. Interested ? ... then go ahead !
it is also one of most favorite question of interviewers ... so be little more attentive.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjAqAFz6FrdhiDx8IfK6Akm_E8_YPZC-WSmGl35khMD-SZGFjlpMlbR7LG54avnjFVyVMiCU6Ci8rBZoPeA4Sa-dzn0Ww22ZwS9E5uvxDE-OIQo64vbmxI_27MD7Yztcs45vi5OhXZWt4Q/s200/Display+Logistic+Regression_2.jpg)
It is a beautiful method of variable reduction for a Logistic Regression even before modeling starts. It helps you do a mathematically optimized binning of variables that would help you segregate 1 and 0 best. Interested ? ... then go ahead !
it is also one of most favorite question of interviewers ... so be little more attentive.
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