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Re: st: simple question
At 03:17 PM 6/2/2004 -0400, Suzy wrote:
Hi, I have continuous variables that are coded 99999 or 77777 for unknown
or refused to answer. How do I handle this? I don't want to treat them as
missing, if possible.
Not a simple question at all! How you handle Missing Data depends on many
factors. I review a lot of the issues and more conventional options at
Unless you're willing and able to be fairly high tech about it (e.g. use
advanced imputation techniques), I think listwise deletion tends to work as
well as anything (even though the handout describes several other options).
If you search the archives, you'll find some recent discussions of missing
data issues. I think the feeling was that Stata (at least with its
built-in routines) is a little on the weak side when it comes to advanced
methods for handling MD.
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