On Nov 4, 2011, at 7:33 PM, clint wrote:
> most all those posts were right in sourcing the problemits just that
> nobody actually offered a viable solution
Very few problems that are posed with a test dataset go unanswered.
>
> the problem is that the new level "C" was not one of the
most all those posts were right in sourcing the problemits just that
nobody actually offered a viable solution
the problem is that the new level "C" was not one of the original levels in
$social status
add "C" as a level and then just do the ol fashioned way and it works just
fine
do this:
d
Dear Peter,
Thank you for the explanations. Some further questions are inlined below.
Best regards,
Craig
Peter Dalgaard wrote:
Craig P. Pyrame wrote:
Stavros Macrakis wrote:
It gives me a headache, too! I think you'll have to wait for a more
expert user than me to supply explanations of th
Craig P. Pyrame wrote:
Stavros Macrakis wrote:
It gives me a headache, too! I think you'll have to wait for a more
expert user than me to supply explanations of these behaviors and
their rationales.
Thanks, Stavros. I hope someone with expertise will shed more light on
this, and in the m
Stavros Macrakis wrote:
It gives me a headache, too! I think you'll have to wait for a more
expert user than me to supply explanations of these behaviors and
their rationales.
Thanks, Stavros. I hope someone with expertise will shed more light on
this, and in the meantime I'll try to lear
It gives me a headache, too! I think you'll have to wait for a more
expert user than me to supply explanations of these behaviors and
their rationales.
-s
On 6/26/09, Craig P. Pyrame wrote:
> Stavros Macrakis wrote:
>> On Thu, Jun 25, 2009 at 12:47 PM, Craig P. Pyrame
>> wrote:
>>
Stavros Macrakis wrote:
On Thu, Jun 25, 2009 at 12:47 PM, Craig P. Pyrame wrote:
The man page Stavros quotes states that the class attribute of the result is
taken from 'test', which clearly is not the case:
Actually, the behavior is documented pretty clearly:
The mode of the ans
On Thu, Jun 25, 2009 at 12:47 PM, Craig P. Pyrame wrote:
> The man page Stavros quotes states that the class attribute of the result is
> taken from 'test', which clearly is not the case:
Actually, the behavior is documented pretty clearly:
The mode of the answer will be coerced from logical
Dear Rolf,
Rolf Turner wrote:
On 25/06/2009, at 12:27 PM, Craig P. Pyrame wrote:
Dear Stavros,
What you discuss below is somewhat scary to me as an R newbie. Is this
just an incident, a bug perhaps, or rather the way things typically go
in R, as your "Welcome to R!" seems to suggest? I ha
Erratum:
> ifelse(TRUE,dd,dd) => 1230786000 (class numeric)
should be
ifelse(TRUE,tt,tt) => 1230786000 (class numeric)
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R-help@r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-help
PLEASE do read the posting guide http://www.
On Wed, Jun 24, 2009 at 9:04 PM, Rolf Turner wrote:
> Do not get your knickers in a twist. R works simply and straightforwardly
> in simple straightforward situations.
Though I find R an incredibly useful tool, alas, it is simply not true
that "R works simply and straightforwardly in simple str
This sort of experience is why 'The R Inferno'
came into existence.
Patrick Burns
patr...@burns-stat.com
+44 (0)20 8525 0696
http://www.burns-stat.com
(home of "The R Inferno" and "A Guide for the Unwilling S User")
Craig P. Pyrame wrote:
Dear Stavros,
What you discuss below is somewhat scar
On 25/06/2009, at 12:27 PM, Craig P. Pyrame wrote:
Dear Stavros,
What you discuss below is somewhat scary to me as an R newbie. Is
this
just an incident, a bug perhaps, or rather the way things typically go
in R, as your "Welcome to R!" seems to suggest? I have just
started to
learn R
Dear Stavros,
What you discuss below is somewhat scary to me as an R newbie. Is this
just an incident, a bug perhaps, or rather the way things typically go
in R, as your "Welcome to R!" seems to suggest? I have just started to
learn R, and my initial euphoria of the "I can do anything with
On Wed, Jun 24, 2009 at 12:34 PM, Mark Na wrote:
> The problem is that after running the ifelse statement, data$SOCIAL_STATUS
> is converted from a factor to a character.
> Is there some way I can avoid this conversion?
I'm afraid that ifelse has very bizarre semantics when the yes and no
argument
Sent: Wednesday, June 24, 2009 9:34 AM
To: r-help@r-project.org
Subject: [R] How to avoid ifelse statement converting factor to character
Hi R-helpers,
Please see the below R output.
The problem is that after running the ifelse statement, data$SOCIAL_STATUS
is converted from a factor to a charac
You can work with levels of factor:
levels(DF$SOCIAL_STATUS)[DF$MALE > 4 & DF$SOCIAL_STATUS == "B"] <- "C"
On Wed, Jun 24, 2009 at 1:34 PM, Mark Na wrote:
> Hi R-helpers,
>
> Please see the below R output.
> The problem is that after running the ifelse statement, data$SOCIAL_STATUS
> is convert
Hi R-helpers,
Please see the below R output.
The problem is that after running the ifelse statement, data$SOCIAL_STATUS
is converted from a factor to a character.
Is there some way I can avoid this conversion?
Thanks in advance, Mark Na
> str(data)
'data.frame': 2100 obs. of 11 variables:
$ D
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