i need to find the best ticker from the group of some tickers.?
i also need to know on what basis we calculate the best ticker?
i have some idea about the if the risk rate low, or the market price
high we can say the ticker is best.
but i dont know is it true.
Anyone can help me .
Hi !
Why don't you use web search engine?
Regards,
Pascal
Le 29/10/12 16:03, paola a écrit :
Hi everybidy
Does anybody knows the code in R relate to MANCOVA???I saw somewhere
lm(Y`...) but ma not so sure..
Thanks in advance!!
Paola
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This is not a question about R, but rather about quantitative financial
analysis theory that could be applied using any of many different computational
tools. As such this question is off-topic here.
---
Jeff Newmiller
On Oct 29, 2012, at 6:11 AM, sheenmaria sheenmar...@gmail.com wrote:
i need to find the best ticker from the group of some tickers.?
i also need to know on what basis we calculate the best ticker?
i have some idea about the if the risk rate low, or the market price
high we can say the
Le lundi 29 octobre 2012 à 12:01 +0530, Purna chander a écrit :
Dear Milan,
Thank you for telling about gc().
I'm using R 2.15.1. It's session info is displayed below:
R version 2.15.1 (2012-06-22) -- Roasted Marshmallows
Copyright (C) 2012 The R Foundation for Statistical Computing
Thank you
On Mon, Oct 29, 2012 at 1:44 PM, R. Michael Weylandt
michael.weyla...@gmail.com michael.weyla...@gmail.com wrote:
On Oct 29, 2012, at 6:11 AM, sheenmaria sheenmar...@gmail.com wrote:
i need to find the best ticker from the group of some tickers.?
i also need to know on what
This code will read binary file and display it as a map. may problem is that
this code is using a continuous colour scheme, even though I have discrete
data (which is a classification scheme). How can I map numbers to colours
with raster? Please
require(raster)
conne - file(C:\\lai.bin, rb)
sd-
Hello,
Did you check the arguments fo the function plot, from the raster
package? For example, the col argument.
Regards,
Pascal
Le 29/10/2012 18:13, Jonsson a écrit :
This code will read binary file and display it as a map. may problem is that
this code is using a continuous colour
Yes I did check but didn't know I modify the code accordingly.
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Yi) Different criteria would be _exepcted_ to give different estimates.
ii) Look at teh standard errors on the coefficients. Essentially all of them
are larger than the estimates for both fitting criteria.
Essentially, both models are telling you that your coefficients are not
significantly
On Mon, Oct 29, 2012 at 9:13 AM, Jonsson amen.alya...@bordeaux.inra.fr wrote:
This code will read binary file and display it as a map. may problem is that
this code is using a continuous colour scheme, even though I have discrete
data (which is a classification scheme). How can I map numbers
Hello,
I am working with a database system from which I can retrieve these kinds of
user defined fields formed as XML ...
udf:field unit=uM type=Numeric name=facs.Stain final
concentration5/udf:field
You can see in the above example that field is defined in the namespace
udf, but that the
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http://www.quincyedwards.com
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PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
and provide commented, minimal,
Dear All,
I have two samples as the following:
conjps-c(9.41,10.45,10.78,10.73,11.11,11.12,11.59,11.04,11.63)
ms-c(4.11,5.10,5.70,6.46,6.04,6.16, 6.24,6.32,7.33)
I want to test the change of sample is same to the another one.
conjps_ch-c(1.04,0.33.)
ms-c(0.99,0.60,0.76)
which test I
Hello.
Well said Joshua. May I add that in an OLS context (which i take as
also meaning: no panel structure) what you probably want to do is the
so-called Durbin-Wu-Hausman test for endogeneity, as explained e.g.
here:
http://kurt.schmidheiny.name/teaching/iv2up.pdf
see Section 11 for the idea,
Hi Ben
Can you tell us the slightly bigger picture, please?
Do you want to create a single similar node entirely in isolation
or do you want to create it as part of an XML tree/document?
Who will be reading the resulting XML.
You can use a parent node
top = newXMLNode(storms,
Is this homework? We don't do homework on this list.
You may also do better posting your question on
stats.stackexchange.com or other statistical list, as this appears to
be a statistics not an R question.
Cheers,
-- Bert
On Mon, Oct 29, 2012 at 6:12 AM, Tammy Ma metal_lical...@live.com wrote:
Dear Members list,
I am writing a paper for a research where i used the R Stats package. No
one knows the right reference for this package?
Thanks in Advance
Gianni
[[alternative HTML version deleted]]
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Hi Gianni,
At the R prompt run
citation(stats)
This will give you the citation info.
Best,
Ista
On Mon, Oct 29, 2012 at 10:08 AM, gianni lavaredo
gianni.lavar...@gmail.com wrote:
Dear Members list,
I am writing a paper for a research where i used the R Stats package. No
one knows the right
On 29/10/2012 14:08, gianni lavaredo wrote:
Dear Members list,
I am writing a paper for a research where i used the R Stats package. No
one knows the right reference for this package?
Thanks in Advance
Gianni
Au contraire, anyone who reads the startup screen knows from:
R is a collaborative
Hi Duncan,
On Oct 29, 2012, at 9:24 AM, Duncan Temple Lang wrote:
Hi Ben
Can you tell us the slightly bigger picture, please?
Do you want to create a single similar node entirely in isolation
or do you want to create it as part of an XML tree/document?
Who will be reading the resulting
When running [1] R version 2.15.1 (2012-06-22) x86_64-pc-mingw32,
rJava fails. I have installed both the 32-bit and 64-bit versions of
Java 7 update 9.
library(rJava)
Error : .onLoad failed in loadNamespace() for 'rJava', details:
call: stop(No CurrentVersion entry in ', key, '! Try
Hi guys,
I am logging data about my body (weight, body fat, blood pressure, ..)
in a .csv file and would like to plot this as a time series. I uploaded
the (noisified) .csv, you can see the link in the code I have so far
(you can run the code directly as-is):
df.raw -
On Mon, Oct 29, 2012 at 10:14 AM, Alexander Engelhardt
a...@chaotic-neutral.de wrote:
Hi guys,
I am logging data about my body (weight, body fat, blood pressure, ..) in a
.csv file and would like to plot this as a time series. I uploaded the
(noisified) .csv, you can see the link in the code
On Oct 29, 2012, at 8:14 AM, Alexander Engelhardt wrote:
Hi guys,
I am logging data about my body (weight, body fat, blood
pressure, ..) in a .csv file and would like to plot this as a time
series. I uploaded the (noisified) .csv, you can see the link in the
code I have so far (you can
Thank you so much, S. Ellison.
Maybe I am wrong since I am still learning the mixed model, my impression is
that variance and standard error estimates from REML and ML are
different, coefficient estimates for fixed effects from both ML and REML are
not necessarily identical, but should be
I have Statconn. Lifemetrics is a software that is written in R. I have a
problem to install this add-ins in Excel. I don't know very good r language
and so I don't know where is the error to install it.
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Dear R experts
This probably seems very easy to you guys, but I'm a beginner and would be
really glad if someone helped me with this:
I am trying to automate the execution of an R script (let's call it
myscript.R) by passing a variable from a bash script to myscript.R.
I know I can use the
Thank you very much Rui.
I was in hurry because I'm working in a bank and on my master's degree
thesys at the same time.
I know Matlab, but they want I use R to price a convertible bond (I can't
get why...).
I read An introduction to R the last week-end and now I feel more
confortable.
This is an
I have 3003 16x5 submatrices from a hadamard matrice of 16x15. I want to write
an algorithm that check all of these 3003 matrices if they are isomorphic and i
want to find and keep the non-isomorphic ones. Any help will be welcome.
[[alternative HTML version deleted]]
Hi R Users,
following the work of Fleming, Kirby and Ostdiek (2001, you can find the
article here
http://118.96.136.228/ejurnal/Working%20Paper%20JFE/JFE%2003%20The%20economic%20value%20of%20volatility%20timing.pdf
), I would like to estimate the conditional covariance matrax using an
hello R Users!
Can anybody please help me how to convert ff_vector object into as.Date
then I have apply ffwhich condition?
class(y_in_ffdf$dateval)
[1] ff_vector ff
y_in_ffdf$dateval - as.Date(y_in_ffdf$dateval)
Error in as.Date.default(y_in_ffdf$dateval) :
do not know how to
Thanks to you two! :)
The zoo-manual explains the functions na.locf and na.approx, which deal
with this problem. I have to admit I didn't read the whole thing before
posting. But na.approx does exactly that - linear interpolation for all
NA-points. Plots work fine after adding this line:
ts
This might be what you are looking for. It uses with.ffdf from package
ffbase.
require(ffbase)
y_in_ffdf$dateval - with(y_in_ffdf, as.Date(dateval) )
Jan
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Sent from the
W dniu 29.10.2012 11:43, sophie pisze:
Dear R experts
This probably seems very easy to you guys, but I'm a beginner and would be
really glad if someone helped me with this:
I am trying to automate the execution of an R script (let's call it
myscript.R) by passing a variable from a bash
Hello all, thank you for your help. The task I need to perform is difficult
to explain so I apologize a head of time for any confusion.
I have a data frame with these colnames() Reference_Position,
Reference_Allele, Variant_Allele, Variant_Frequency, AAC_Variant. If a
value is duplicated in
Given my acknowledged statistical ignorance, I tried to find a *solution
*in this forum...
And this is not primarily a statistical issue, it is an issue about the
Hausman test in the R environment.
I cannot imagine, no one in this forum has ever done a Hausman test on OLS
regressions.
I read in
Hello everbody,
I want to generate different subsets of my data-set and safe this
subsets with names listet in a vector. Because in reality I have got
about 70 subsets I want to realize this in a loop
Somehow like this:
names=c(nam1,
nam2,nam3,nam4,nam5,nam6,nam7,nam8,nam9,nam10)
for (i
Hello everbody,
I want to generate different subsets of my data-set and safe this
subsets with names listet in a vector. Because in reality I have got
about 70 subsets I want to realize this in a loop
Somehow like this:
names=c(nam1,
nam2,nam3,nam4,nam5,nam6,nam7,nam8,nam9,nam10)
for (i
Hi,
May be this helps:
dat1-read.table(text=
Reference_Position Reference_Allele Variant_Allele Variant_Frequency
AAC_Variant
16 G A 91.833811
Val6Met,Met
52 G A 93.969466
On Mon, Oct 29, 2012 at 10:43 AM, sophie melanie.bi...@bluewin.ch wrote:
Dear R experts
This probably seems very easy to you guys, but I'm a beginner and would be
really glad if someone helped me with this:
I am trying to automate the execution of an R script (let's call it
myscript.R) by
Hello,
The best way of doing what you want is to save the subsets in a list.
subsets.list - vector(list, 10)
for(i in 1:10)
subsets.list[[i]] - subset(...etc...)
names(subsets.list) - names
You can also assign names using assign().
for(i in 1:10){
sb - subset(...etc...)
Hi,
I have a file in .sas7bdat format. I tried to open this file using
read.sas7bdat() function.
This gave me an error - Error in read.sas7bdat(bnp_genetic.sas7bdat) :
unknown host X64_7PRO.
Could someone tell me what this error means?
Thank you,
Praveen.
Hi Jorge,
I think this will be much more useful when you have triplicates or more.
dat1-read.table(text=
Reference_Position Reference_Allele Variant_Allele Variant_Frequency
AAC_Variant
16 G A 91.833811
Val6Met,Met
52
On 29 October 2012 16:56, fxen3k f.seha...@gmail.com wrote:
snip
If we are talking about the same test a Hausman test can not be
applied to OLS regressions. As you have already been told you must
have two estimates of the same set of coefficients to do a Hausman
test.
Suppose that you do OLS
On Oct 29, 2012, at 1:28 PM, Praveen Surendran praveen.surend...@ucd.ie wrote:
Hi,
I have a file in .sas7bdat format. I tried to open this file using
read.sas7bdat() function.
This gave me an error - Error in read.sas7bdat(bnp_genetic.sas7bdat) :
unknown host X64_7PRO.
Could
I had the same error. I think this package is still experimental.
On Mon, Oct 29, 2012 at 4:28 PM, Praveen Surendran praveen.surend...@ucd.ie
wrote:
Hi,
I have a file in .sas7bdat format. I tried to open this file using
read.sas7bdat() function.
This gave me an error - Error in
On 29/10/2012 2:54 PM, Marc Schwartz wrote:
On Oct 29, 2012, at 1:28 PM, Praveen Surendran praveen.surend...@ucd.ie wrote:
Hi,
I have a file in .sas7bdat format. I tried to open this file using
read.sas7bdat() function.
This gave me an error - Error in
On Oct 29, 2012, at 2:04 PM, Duncan Murdoch murdoch.dun...@gmail.com wrote:
On 29/10/2012 2:54 PM, Marc Schwartz wrote:
On Oct 29, 2012, at 1:28 PM, Praveen Surendran praveen.surend...@ucd.ie
wrote:
Hi,
I have a file in .sas7bdat format. I tried to open this file using
Dear all,
Thank you for the response and.. thanks Marc.
It works with the source file which Matt has at
https://github.com/BioStatMatt/sas7bdat/blob/master/R/sas7bdat.R
which is also attached.
Cheers,
Praveen.
-Original Message-
From: Marc Schwartz [mailto:marc_schwa...@me.com]
Sent:
see the function level() in raster. also levelplot in rastervis package.
you basically create a raster attribute table coerce the raster to factor
class and plot. check geo sig i have posted the same question there
On Oct 29, 2012 2:15 AM, Jonsson amen.alya...@bordeaux.inra.fr wrote:
This code
On Oct 26, 2012, at 9:32 AM, Diego Rojas wrote:
Hey there,
I was wondering if someone could tell me if there's a package or command
that allows me to compute a GINI coefficient using a vector of weights.
Also the coefficient should be bias corrected.
I do not think you have done your
I have several parameters that I measured to model with the presence of
frogs. (example. mod30-glm(FROG~ maximum.depth, minimum.depth, Tree,
Shrub, data = regional_biotic, family=binomial) )I've calculated my AIC
table but can't for the life of me come up with code to model average for
models
Dear R users,
I have been trying to solve for mle's of a function that involves an
integral and I keep getting an error. I created an example to work on first
and even the simple example doesn't give me the mle's. I am getting the
error Error in integrate(integrand, 0, Inf) : non-finite function
1) get differences
2) run t-test on #1
* Be warned: I am not a statistician.
Tammy Ma wrote
Dear All,
I have two samples as the following:
conjps-c(9.41,10.45,10.78,10.73,11.11,11.12,11.59,11.04,11.63)
ms-c(4.11,5.10,5.70,6.46,6.04,6.16, 6.24,6.32,7.33)
I want to test the
Hello,
I am trying to conduct a Hausman test to choose between FE estimators and RE
estimators.
When I try to run:
library(plm)
fixed - plm(ROS ~ DiffClosenessC +ZZiele + AggSK + nRedundantStrecken +
Degree + KantenGew + BetweennessC + SitzKappazitaet,
got it, sorry!
structure(1243792800, class = c(POSIXct, POSIXt), tzone =
GMT)-(60*60*24*10)
chuck.01 wrote
Hi,
Let say I have a date variable like this:
structure(1243792800, class = c(POSIXct, POSIXt), tzone = GMT)
[1] 2009-05-31 18:00:00 GMT
How can I make it 10 days prior, so:
Thanks for your answer, John!
Having read in Wooldridge, Verbeek and Hausman himself, I tried to figure
out how this whole Hausman test works.
I tried to figure out, if endogeneity exists in my particular case. So I did
this
Y ~ X + Z + Rest + error term [# this is the the original regression
Olá amigos tudo bem ? Espero que sim.
Sou novo aqui e gostaria muito da ajuda dos senhores para resolver um
pequeno probleminha no R.
Então, estou com um probleminha com uma atividade que relaciona duas funções
no R, é o seguinte:
Primeiro através da função sample é criado um vetor aleatótrio:
Hi,
Let say I have a date variable like this:
structure(1243792800, class = c(POSIXct, POSIXt), tzone = GMT)
[1] 2009-05-31 18:00:00 GMT
How can I make it 10 days prior, so:
[1] 2009-05-21 18:00:00 GMT
I'm randomly selecting dates from a list and want a second value a set #
of days either
Why in toupper() concatenating my column when I use it? I am trying to change
the case of a column in a dataframe to upper case...
seedlings
Plot Transect SppCode Count
1 M0722abco 9
2 M0721abco 7
3 M0721psme 1
4 M0723abco 9
Does anyone know where I can download the GTK_2.18.5-X11.pkg? It has been
removed from r.research.att.com/libs/ and I need it to use the RQDA package on
my mac. Is there anyone who can direct me to someone who might have the file?
Any help would be greatly appreciated.
- Cory
Hello,
I'm writing my Bachelor Thesis and I'm using the package plm for a
panelregression with fixed effects (individual and time).
My Dataset contains 11 variables (including the response) and has 486
observations of these.
In the observation I have missing values, which don't make a problem. If
Oh, sweet.
Thanks,
MVS
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Hi,
I'm fitting a model with 3 variables: A, B and SNP.
The response variable is Y.
I would like fit the following model, in this order:
Y ~ A + B + A*B + SNP
In general, the R sets of the form:
Y ~ A + B + SNP + A*B
How do this?
-
Silvano Cesar
Hi there,
I am looking to fit a two-way random effects model to an *unblalanced*
layout,
y_ijk = mu + a_i + b_j + eps_ijk,
i=1,...,R, j=1,...,C, k=1,...,K_ij.
I am interested first of all in estimates for the variance components,
sigsq_a, sigsq_b and
Hello,
I have a pedigree file such this:
FAMIDIDFA IDMO IDSEXSTATUS
110020
123122
143112
153110
163110
173122
183110
1931
I try to use difftimes as much as possible. For example,
oneday - as.difftime( 24, units=hours )
sometime - 10 * oneday
You might also find the lubridate package useful.
---
Jeff NewmillerThe
I thought addition was commutative. I am puzzled by your question.
---
Jeff NewmillerThe . . Go Live...
DCN:jdnew...@dcn.davis.ca.usBasics: ##.#. ##.#. Live Go...
Hello,
Google, Yahoo!, Baidu, Bing, Yandex, Ask, AOL...
Regards,
Pascal
Le 29/10/2012 17:03, paola a écrit :
What is this??
paola
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Check this out:http://en.wikipedia.org/wiki/Web_search_engine --JIV
On Mon, Oct 29, 2012 at 7:03 PM, paola aikaterin...@hotmail.com wrote:
What is this??
paola
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On Mon, Oct 29, 2012 at 7:09 PM, Jeff Newmiller
jdnew...@dcn.davis.ca.us wrote:
I thought addition was commutative. I am puzzled by your question.
1. This is not addition. These are model fomulae.
2, The model fitting function is unspecified by the OP. What is it? lm()?
3. In general, the
Hi R - listers,
I am receiving an error. Does anyone know what this means? J
ggplot(subset(foo, Rayos != Rayos.NA), aes(x=HTL, y=DevelopIndex,
colour=TotalEggs)) +geom_point() +geom_jitter() +
facet_grid(Aeventexhumed ~ Rayos)
+ geom_smooth(method=lm, fill=NA) + ylim(c(0, 7))
Error in
On Oct 29, 2012, at 12:39 PM, Cory Lowe wrote:
Does anyone know where I can download the GTK_2.18.5-X11.pkg? It has been
removed from r.research.att.com/libs/
If it ever was there, it can now be found here:
http://r.research.att.com/
and I need it to use the RQDA package on my mac. Is
a) not reproducible, read the posting guide
b) there is actually a forum dedicated to ggplot2 where you would get better
answers
c) I have not had luck providing an expression as the data argument to ggplot.
---
Jeff
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