search for: atfer

Displaying 6 results from an estimated 6 matches for "atfer".

Did you mean: after
2018 Feb 16
0
[FORGED] Re: SE for all levels (including reference) of a factor atfer a GLM
To give a short answer to the original question: > On 16 Feb 2018, at 05:02 , Rolf Turner <r.turner at auckland.ac.nz> wrote: > > In order to ascribe unique values to the parameters, one must apply a "constraint". With the "treatment contrasts" the constraint is that > beta_1 = 0. ...and consequently, being a constant, has an s.e. of 0. -- Peter
2018 Feb 16
2
[FORGED] Re: SE for all levels (including reference) of a factor atfer a GLM
On 16/02/18 15:28, Bert Gunter wrote: > This is really a statistical issue. What do you think the Intercept term > represents? See ?contrasts. > > Cheers, > Bert > > > > Bert Gunter > > "The trouble with having an open mind is that people keep coming along and > sticking things into it." > -- Opus (aka Berkeley Breathed in his "Bloom
2018 Feb 16
0
SE for all levels (including reference) of a factor atfer a GLM
This is really a statistical issue. What do you think the Intercept term represents? See ?contrasts. Cheers, Bert Bert Gunter "The trouble with having an open mind is that people keep coming along and sticking things into it." -- Opus (aka Berkeley Breathed in his "Bloom County" comic strip ) On Thu, Feb 15, 2018 at 5:27 PM, Marc Girondot via R-help < r-help at
2018 Feb 16
2
SE for all levels (including reference) of a factor atfer a GLM
Dear R-er, I try to get the standard error of fitted parameters for factors with a glm, even the reference one: a <- runif(100) b <- sample(x=c("0", "1", "2"), size=100, replace = TRUE) df <- data.frame(A=a, B=b, stringsAsFactors = FALSE) g <- glm(a ~ b, data=df) summary(g)$coefficients # I don't get SE for the reference factor, here 0:
2008 Apr 30
8
Playing with NtQueryInformationFile
Hi all, I''m trying to get the allocation size of a file via a file handle (rather than its name). The example below works for FileNameInformation but I can''t get it to work as expected for FileStandardInformation. Here''s some sample code: # query_test.rb require ''windows/handle'' require ''windows/error'' include Windows::Handle
2013 Feb 15
10
reading data
Hi, #working directory data1 #changed name data to data1.? Added some files in each of sub directories a1, a2, etc. ?indx1<- indx[indx!=""] lapply(indx1,function(x) list.files(x)) #[[1]] #[1] "a1.txt"??????? "mmmmm11kk.txt" #[[2]] #[1] "a2.txt"??????? "mmmmm11kk.txt" #[[3]] #[1] "a3.txt"??????? "mmmmm11kk.txt" #[[4]] #[1]