Re: [R] Query regarding R 'irr' package 'N.cohen.kappa'

2022-06-16 Thread Jim Lemon
Hi Kalaivani, The N.cohen.kappa function was written by Matthais Gamer, the maintainer of the irr package. Both that function and N2.cohen.kappa (written by Puspendra Singh) involve corrections that are described in the references on the respective help pages. It is likely that there will be small

[R] Fwd: Query regarding R 'irr' package 'N.cohen.kappa'

2022-06-16 Thread Bert Gunter
-- Forwarded message - From: Bert Gunter Date: Thu, Jun 16, 2022 at 9:28 AM Subject: Re: [R] Query regarding R 'irr' package 'N.cohen.kappa' To: Kalaivani Mani Please read and follow the posting guide (linked below). No attachments came through, because most attachments are stri

[R] Query regarding R 'irr' package 'N.cohen.kappa'

2022-06-16 Thread Kalaivani Mani
Dear R-help Team, I am from India and have a query on 'N.cohen.kappa' Sample size calculations for Cohen's Kappa Statistic. I have calculated manually the sample size using the formula mentioned in "Cantor, A. B. (1996) Sample-size calculation for Cohen’s kappa. Psychological Methods, 1, 150- 153"

Re: [R] Model Comparision for case control studies in R

2022-06-16 Thread Hana Tezera
Dear Jin, Thanks a lot! On 6/16/22, Jin Li wrote: > Hi Hana, > > ROC (or AUC) is misleading and should not be used to assess model > performance. For details, please see the references in "Spatial Predictive > Modelign with R '' that also provides some methods (e.g., gbm, rf, svm and > glmlet) fo