[R] row selection based on median in data frame
Ed L Cashin
ecashin at uga.edu
Thu Apr 1 05:39:50 CEST 2004
Ed L Cashin <ecashin at uga.edu> writes:
> Hi. I am having trouble thinking of an easy way to grab rows out of a
> data frame. I want to select the rows with a median value when the
> rows are similar.
I'm still catching up on my R list reading, and I notice there is a
similar post to mine:
data manipulation: getting mean value every 5 rows
I think the responses there answer my question, but I'll have to look
into it. The responses say to use aggregate and an auxiliary row.
--Ed L Cashin | PGP public key:
ecashin at uga.edu | http://noserose.net/e/pgp/
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