You are right. Actually this variable represents the number of day passed after contacting a client, 999 means the client has never been contacted.
But I am not supposed to change the value, am I? David Winsemius <dwinsem...@comcast.net> 於 2019年3月10日 週日 下午10:48寫道： > Seems rather likely that 999 is not really a measured value but rather > is a missing value indicator. > > > -- > > David. > > On 3/10/19 1:54 PM, wong bowie wrote: > > I wish to calculate the weight of evidence of a variable x, which is > > positively skewed, with over 6000 of the observations are 999 but only > 200 > > range from 1-27. I used the code, > > > > “IV<-create_infotables(data=Test[,-1],y="class",bins=10)” > > > > However, no matter what number I used in bins parameter, I can only get 2 > > bins, [1,27] and [999,999]. Is there any way I can look into the [1,27] > > closely because they represent a lot? The output from R is shown below, > > > > Table$pdays > > pdays N Percent WOE IV > > 1 [1,27] 243 0.03807584 2.6743166 0.5267751 > > 2 [999,999] 6139 0.96192416 -0.2230081 0.5707022 > > > > Thank you very much!! > > > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > > https://stat.ethz.ch/mailman/listinfo/r-help > > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > > and provide commented, minimal, self-contained, reproducible code. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
