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Re: st: RE: replacing var if it meets criteria
From
Nick Cox <[email protected]>
To
[email protected]
Subject
Re: st: RE: replacing var if it meets criteria
Date
Sun, 30 Oct 2011 17:10:19 +0000
See this posting from two days ago on automating the mode
http://www.stata.com/statalist/archive/2011-10/msg01387.html
Or it may be that you want the maximum. See the help for -egen- either
way. My answer to your last question also advised to look at -help
egen-.
Nick
On Sun, Oct 30, 2011 at 4:32 PM, Parker, Sophie
<[email protected]> wrote:
> I'm trying to automate the task of having to evaluate a table. For example, I have a bunch of countries with different port names, some of which are missing. I want to replace the missing value with the port that has the highest volume (volume is given by variable totalFixtureCargoSize). In the table below, this would be Arzew:
>
>
> tabulate LoadPort totalFixtureCargoSize if LoadCountry == "ALGERIA"
>
>
> | totalFixtureCargoSize
>
> Load Port | 400000 2310000 6.08e+07 | Total
>
> ----------------------+---------------------------------+----------
>
> ARZEW | 0 0 380 | 380
>
> BEJAIA | 5 0 0 | 5
>
> SKIKDA | 0 27 0 | 27
>
> ----------------------+---------------------------------+----------
>
> Total | 5 27 380 | 412
>
>
> I.e., if ALGERIA has a missing LoadPort, then it puts in Arzew. This command clearly doesn't work but should give you an idea:
>
> bysort LoadCountry: replace LoadPort = LoadPort if LoadPort = "" & LoadPort = max(totalFixtureCargoSize)
>
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