search for: wentzel

Displaying 8 results from an estimated 8 matches for "wentzel".

2007 Aug 27
2
validate (package Design): error message "subscript out of bounds"
...000 1.0000000 Slope 1.000000 0.8075246 D 0.025717 0.0147536 U -0.002447 0.0005348 Q 0.028163 0.0142188 Error in Xb(x[, xcol, drop = FALSE], coef, non.slopes, non.slopes.in.x, : subscript out of bounds Any help/suggestions will be highly appreciated. Sincerely, Tore Wentzel-Larsen statistician Centre for Clinical research Armauer Hansen house Haukeland University Hospital N-5021 Bergen tlf +47 55 97 55 39 (a) faks +47 55 97 60 88 (a) email tore.wentzel-larsen at helse-bergen.no
2004 Jun 13
0
Abbreviated citation of R?
...d and approved way to make such a reference to R would be helpful for authors facing this kind of requirements from journal editors. I have read the posting guide and R FAQ, typed citation() in R and tried Google and R Site Search, but did not find any discussion on this matter. Sincerely, Tore Wentzel-Larsen ------------------------------------------ Tore Wentzel-Larsen statistician Centre for Clinical research Armauer Hansen house Haukeland University Hospital N-5021 Bergen tlf +47 55 97 55 39 (a) faks +47 55 97 60 88 (a) email tore.wentzel-larsen at helse-bergen.no
2003 Mar 11
0
Interrater and intrarater reliability
...bilities for each rater, F test statistics with corresponding p-values, lower bounds for one-sided confiodence intervals and standard errors of measurement. The defaults are set up for use in a current project. Script for testing in the example in the article is included below the function. Tore Wentzel-Larsen statistician Centre for Clinical Research Haukeland University Hospital N-5021 Bergen, Norway email: tore.wentzel-larsen at helse-bergen.no the function: --------------------------------------------------------------------------------- relInterIntra<-function(Results,nsubj=40,nrater=3,nm...
2007 Jun 12
0
distribution graph
The following gives two functions for producing distribution graphs: distribution-graph produces a single graph, and multiple.distribution.graph produces a number of graphs side by side. Regards, Tore Wentzel-Larsen statistician Centre for Clinical research Armauer Hansen house Haukeland University Hospital N-5021 Bergen tlf +47 55 97 55 39 (a) faks +47 55 97 60 88 (a) email tore.wentzel-larsen at helse-bergen.no Documentation: distribution.graph Description distribution.graph produces a distr...
2002 Aug 02
0
Testing difference between two partial correlations
...deviates a bit from 1 (in both directions; again, details may be given). Thus, better and perhaps more robust tests might be an advantage. Since this is not a question of problems running R, I do not give full detail of hardware... I am running under Windows 2000, using R 1.5.1. Sincerely, Tore Wentzel-Larsen Centre for Clinical Research Health Care Bergen, Norway -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the &q...
2009 May 27
2
Intra-observer reliability
Hi, I searched a lot on the internet but was unable to find the function for calculating the kappa statistics for intra-observer reliabilty. Can anybody help me in the this regards. Thanks, Shreyasee [[alternative HTML version deleted]]
2004 Jul 26
1
group definition for a bootstrap
Hi, This is probably really simple, but I am clearly not R-minded, I have read the help files, and reread them, and I still can't work out what to do... I have a data frame (d) with 3 columns (age (0-5), quarter (1-4) and x). I want to estimate the precision of my mean x by age and quarter, so I want to carry out a bootstrap for each group. I am trying to do this within a loop, so I don't
2009 Jun 01
1
installing sn package
...rote: > Hi, > > I searched a lot on the internet but was unable to find the function for > calculating the kappa statistics for intra-observer reliabilty. > Can anybody help me in the this regards. > >  Hi Shreyasee, Thanks for reminding me that I had promised to rewrite Tore Wentzel-Larsen's relInterIntra function for the irr package. I had completely lost track of it. Attached is the function. Jim -------------- next part -------------- An embedded and charset-unspecified text was scrubbed... Name: relInterIntra.R URL: <https://stat.ethz.ch/pipermail/r-help/attachme...