Stat Computing > Stata > Code

Testing use of "hotdeck"

* this tests the use of "hotdeck" available from
* The Stata Technical Bulletin, (STB-54: sg116.1)

* input a data file with missing data
clear
input x y z
1 10 100
2 20 200
3 30 300
3  . 301
3  .   .
end

sort x
save tempdata, replace

* hotdeck missing for y.
hotdeck y , by(x) store
use imp1
list

* hotdeck missing for y and z
* note that valid value of "301" is replaced with "300"
* because y is "."
* This might not be expected, to replace valid data.
use tempdata
hotdeck y z, by(x) store
use imp1
list

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