Yes.
Do
egen average=rmean(var1 var2 var3)
It will take the average of all non-missing observations.
Dave
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On Tue, 9 Nov 2004, Herve STOLOWY wrote:
> Dear All:
>
> I would like to compute the average of three variables for several observations. For some of them, data is missing for one or two variables.
>
> I do:
>
> gen average=(var1+var2+var3)/3
>
> When one figure (at least) is missing, Stata returns a missing average.
>
> Is there an easy way to tell Stata to compute the average on the available data (one, two or three depending on the observations), even though some data are missing?
>
> Best regards
>
> Herv� Stolowy
>
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