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Re: st: Dropping/Keeping observations
From
"Michael Blasnik" <[email protected]>
To
<[email protected]>
Subject
Re: st: Dropping/Keeping observations
Date
Sat, 22 Apr 2006 10:25:24 -0400
This approach will also drop the multiple observations for all of the other
farmerIDs. Why not just:
bysort farmerID: drop if _N==1
Michael Blasnik
[email protected]
----- Original Message -----
"Maarten buis" <[email protected]> wrote:
<snip>
*---------begin example------------
sysuse auto, clear
replace rep78 = 10 in 10 /*create a unique value in rep78*/
sort rep78
list rep78 in 1/10
by rep78: keep if _n==_N & _N>1 & rep78 <.
list rep78
*----------end example--------------
--- Gauri Khanna <[email protected]> wrote:
I would like to KEEP those plots/observations
where farmerID appears more than once. Hence, I would like to DROP those
observations which have only one farmerID. Any tips?
*
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