search for: lamack

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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 Jul 20
3
enumerate subsets
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2003 Apr 02
2
replication of latin squares --- again
Dear all, this is a newbie's question. 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
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. Receba GR?TIS as mensagens do Messenger no seu celular quando voc? estiver offline. Conhe?a o MSN Mobile! Crie j? o seu!
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]]
2008 Jul 16
2
Stratified random sample
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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
2003 May 20
2
regression coefficients
dear all, How can I compare regression coefficients across three (or more) groups? Thank you very much
2007 Mar 07
1
transform R function
Dear all, Why the transform function does not accept two statistics functions? a = data.frame(matrix(rnorm(20),ncol=2)) transform(a,M.1=mean(X1),M.2=mean(X2)) # does not works #while: transform(a,M.1=mean(X1),M2=log(abs(X2))) #works Best regards JL _________________________________________________________________ O Windows Live Spaces ? seu espa?o na internet com fotos (500 por m?s), blog
2007 Nov 14
1
enumeration variable by groups
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2007 Nov 23
1
missing values
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2010 Sep 07
1
remove accents in strings
Dear all, there is a R function to remove all accents in strings? best regards. JL [[alternative HTML version deleted]]
2007 Aug 06
1
data analysis
Dear all, I have a factorial design where the response is an ordered categorical response. treatment (two levels: 1 and 2) time (four levels: 30, 60,90 and 120) ordered response (0,1,2,3) could someone suggest a correct analysis or some references? Best regards subject treatment time response 1 1 30 3 2 1 30 3 3 1 30 1 4 1 30
2007 Aug 14
1
ANOVA: Factorial designs with a separate control
Dear all, I would like to run in R the anova showed in the following pamphlet. http://www.for.gov.bc.ca/hre/biopamph/pamp14.pdf For A = 0 and B =0 I have de control group. Best regards. A B replication response 0 0 1 24 0 0 2 27 0 0 3 36 0 0 4 28 0
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 Apr 24
0
bootstraping sensitivity and specificity
Dear all, I have a standard method and two alternatives to perform a test, called method A and method B. I have calculated the sensitivity and specificity for standard method vs. method A and standard method vs. method B. Hence, I have two sensitivity values an two specificity values. To be clear, sensitivity and specificity was calculated from: Disease(A) No Disease(Ac) Total Positive
2004 Jun 01
0
rcmd with a libgsl.a
Dear all, I'm new to R and am trying to create a dll in order to be able to use the "dyn.load". I work with some examples and its works fine. Now, I would like to create a dll that use a lib (libgsl.a). I have linked its in a main c program and its works fine too. How can I instruct rcm ... to include this lib??? The .h file is in mingw\include\gsl and I put #include
2007 Aug 14
0
factorial Design with a separate control group
Dear all, in R, how can I run a Factorial designs with a separate control? Best regards. #A = 0 and B = 0 == then control A B rep response 0 0 1 24 0 0 2 27 0 0 3 36 0 0 4 28 0 0 5 32 1 1 1