Thanks for your response, Christos, but when I try this:
new = old[old$q.D1 0.05,]
I get the following warning (and what I'm trying to do fails):
Warning message:
not meaningful for factors in: Ops.factor(old$q.D1, 0.05)
I've tried to bone up on the topic of factors and searching R help,
On Fri, 10 Mar 2006, Matthew Scholz wrote:
Thanks for your response, Christos, but when I try this:
new = old[old$q.D1 0.05,]
I get the following warning (and what I'm trying to do fails):
Warning message:
not meaningful for factors in: Ops.factor(old$q.D1, 0.05)
I've tried to bone up
]
Sent: Friday, March 10, 2006 7:41 PM
To: [EMAIL PROTECTED]
Cc: r-help@stat.math.ethz.ch
Subject: Re: [R] newbie question: grouping rows
Thanks for your response, Christos, but when I try this:
new = old[old$q.D1 0.05,]
I get the following warning (and what I'm trying to do fails):
Warning
Matt,
Have a look at subset specially the examples
at the end.
I use it a lot.
Hope it helps,
Augusto
Augusto Sanabria. MSc, PhD.
Mathematical Modeller
Risk Research Group
Geospatial Earth Monitoring Division
Geoscience Australia (www.ga.gov.au)
You can try:
new.dataframe - my.dataframe[my.dataframe$p.value 0.05, ]
This will select all columns. Alternatively, you can specify the columns
that you want after the ,.
-Christos
-Original Message-
From: [EMAIL PROTECTED]
[mailto:[EMAIL PROTECTED] On Behalf Of Matthew Scholz
Sent:
?subset
Marc
-Original Message-
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Matthew Scholz
Sent: Thursday, March 09, 2006 2:18 PM
To: r-help@stat.math.ethz.ch
Subject: [R] newbie question: grouping rows
Hi all,
I have a very simple question that I can't seem to find