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cadre
2009 Apr 22
1
Multiple imputations : wicked dataset ? Wicked computers ? Am I cursed ? (or stupid ?)
...es have 5-10% of missing data, but
the whole dataset has only 15% complete cases (40% when dropping the 3
worst cases, which might be regained by other means).
To try my hand at multiple imputation, I created a small extract of the
original dataset :
>
DataTest<-Data2[c("ctr","cadredp","persmob","trea","taller","tbox","nbpradio","nbpventil","sitrea")]
> dim(DataTest)
[1] 231 9
> sapply(DataTest,data.class)
ctr cadredp persmob trea taller tbox nbpradio
nbpventil
"fact...