Displaying 20 results from an estimated 3000 matches similar to: "replication of latin squares --- again"
2003 Apr 01
0
replication of latin squares
Dear all,
I have a 4x4 latin square replicated 3 times. That is:
operators
batches 1 2 3 4
1 A B C D
2 B C D A
3 C D A B
4 D A B C
operators
batches 1 2 3 4
5 A B C D
6 B C D A
7 C D A B
8 D A B C
operators
batches 1 2 3 4
9 A B C D
10 B C D A
11 C D
2003 Nov 27
2
lme v. aov?
I am trying to understand better an analysis mean RT in various
conditions in a within subjects design with the overall mean RT /
subject as one of the factors. LME seems to be the right way to do
this. using something like m<- lme(rt~ a *b *subjectRT, random=
~1|subject) and then anova(m,type = "marginal"). My understanding is
that lme is an easy interface for dummy coding
2008 Jan 28
2
sub-plot in a plot
From: lamac_k em hotmail.comTo: r-help-request em r-project.orgSubject: sub-plot in a plotDate: Mon, 28 Jan 2008 15:43:40 +0000
Dear all, how can I do these sub-plots in a plot (see file attached) in R. Best regards.
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2008 Jul 20
3
enumerate subsets
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2007 Mar 06
4
R and SAS proc format
Dear all, Is there an R equivalent to SAS's proc format?
Best regards
J. Lamack
_________________________________________________________________
O Windows Live Spaces ? seu espa?o na internet com fotos (500 por m?s), blog
e agora com rede social http://spaces.live.com/
2008 Feb 18
2
working with weekdays
Dear all, is it possible create, automatically, a variable with all the
Monday and Thursday?
18/02/2008
21/02/2008
25/02/2008
28/02/2008
03/03/2008
.
.
for all months
Best regards
JL
_________________________________________________________________
Confira v?deos com not?cias do NY Times, gols direto do Lance, videocas[[elided Hotmail spam]]
2003 Sep 17
3
all possible samples
Dear all, there is an R function that return all possible samples of size n,
with replacement, from a vector of length N ?
Best regards
2006 Apr 20
1
Mutually Orthogonal Latin Squares
Hi all,
The package crossdes could contruct a complete sets of mutually orthogonal latin squares.
The construction works for prime powers only.
I hope to know whether there is a way to construct a mutually orthogonal Lation square for
10 or other numbers that could not be prime powers.
Thanks for any suggestions.
Best wishes,
Jinsong Zhao
2003 May 23
1
variance components
Dear All,
I need to calculate the variance components in a mixed effect model (one
fixed and one random effect) with REML (maximizing the proportion of
the likelihood that does not depend on the fixed effects). In S+ there is
the varcomp function, but I would like to do it in R. Is there a way to do
that?
Thanks!
Katalin
___
Katalin Csillery
Division of Biological Sciences
University of
2007 Nov 14
1
enumeration variable by groups
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2007 Nov 23
1
missing values
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2012 May 14
1
Extract Variance Components
Hi,
I'm still having problems putting the variance components of my model in to
a data frame, it is a continuation of this discussion,
http://r.789695.n4.nabble.com/ANOVA-problem-td4609062.html, but now focussed
on the problem of extracting variance components. I have got my mixed
effects model now
/narrow$line<-as.factor(narrow$line)
rg.lmer <- lapply(split(narrow,
2008 Jul 16
2
Stratified random sample
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2017 Aug 08
2
how to extract individual values from varcomp?
Hello,
I am trying to use varcomp to decompose the variance across multiple
nested levels on a lme object. I am able to successfully do this and
when I view the varcomp object I can see the individual values /
estimates for the variance at different levels.
However, I want to be able to extract each of them separately, as I
need to build a confidence interval using bootstrapping on the sample
2003 May 20
2
regression coefficients
dear all, How can I compare regression coefficients across three (or more)
groups?
Thank you very much
2012 Jan 30
1
Linear Mixed Model set-up
Hello,
I have some data covering contaminant concentrations in fish over a time
period of ~35 years. Each year, multiple samples of fish were taken (with
varying sample sizes each year). Ultimately, I want an estimation of the
variance between years, and the variance within years + random effects. I
used a linear mixed model to estimate these variances, but after reading a
number of different
2005 Oct 27
2
Extracting Variance Components
Dear List,
Is there a way to extract variance components from lmeObjects or
summary.lme objects without using intervals()? For my purposes I don't
need the confidence intervals which I'm obtaining using parametric
bootstrap.
Thanks,
Mike
[[alternative HTML version deleted]]
2006 Aug 10
5
Variance Components in R
Hi,
I'm trying to fit a model using variance components in R, but if very
new on it, so I'm asking for your help.
I have imported the SPSS database onto R, but I don't know how to
convert the commands... the SPSS commands I'm trying to convert are:
VARCOMP
RATING BY CHAIN SECTOR RESP ASPECT ITEM
/RANDOM = CHAIN SECTOR RESP ASPECT ITEM
/METHOD = MINQUE (1)
/DESIGN
2018 Jan 22
1
what does the within component of varcomp (ape library) output indicate?
I am trying to use varcomp to obtain the variance partitioning across
different nested levels of random effects (say x,y and z). I get the
three variance components (for each of my along with an additional one
called 'within' from varcomp output. I am using the 'scale total
variance to 1' option and though the within component is small, it
does form a part of what explains the
2017 Aug 08
0
how to extract individual values from varcomp?
Hi
try
str(varcompobject)
to see structure of this object. You can extract parts by standard R means.
Cheers
Petr
> -----Original Message-----
> From: R-help [mailto:r-help-bounces at r-project.org] On Behalf Of Sharada
> Ramadass
> Sent: Tuesday, August 8, 2017 3:33 PM
> To: r-help at r-project.org
> Subject: [R] how to extract individual values from varcomp?
>
>