What does this have to do with discussions of the use of R in teaching statistics? This should go to the main r-help listserv, not this SIG. Also, when you post this there, you should include some data for people to run. Please stop posting general R questions to this SIG.
On Tue, Feb 21, 2017 at 9:54 AM, Steven Stoline <sstol...@gmail.com> wrote: > Dear All: > > > I am using *alpha(data, **check.keys=TRUE) *to compute the Cronbach's > Alpha. I am using *check.keys=TRUE* to automatically reverse items. > > > *My question is: *how can I get the correlation tables (matrix) of the > reversed items as part of the R output. > > > > thank you > steve > > On Thu, Feb 9, 2017 at 1:37 PM, Jeremy Miles <jeremy.mi...@gmail.com> > wrote: > > > > > Almost always that you've made a mistake and haven't reversed some items > > that should have been reversed. (Some software will do that > automatically). > > > > Use check.keys=TRUE, and the alpha function (in the psych package) will > > automatically reverse items if that needs to be done. > > > > J > > > > On Thu, 9 Feb 2017 at 09:58 Steven Stoline <sstol...@gmail.com> wrote: > > > >> Dear All: > >> > >> > >> how to interpret the negative values of Cronbach's Alpha. > >> > >> *e.g.*, alpha = -0.229974 , alpha = -0.172835 > >> > >> > >> thank you very much for your help. > >> > >> > >> with thanks > >> steve > >> > >> -- > >> Steven M. Stoline > >> sstol...@gmail.com > >> > >> [[alternative HTML version deleted]] > >> > >> _______________________________________________ > >> R-sig-teaching@r-project.org mailing list > >> https://stat.ethz.ch/mailman/listinfo/r-sig-teaching > >> > > > > > -- > Steven M. Stoline > sstol...@gmail.com > > [[alternative HTML version deleted]] > > _______________________________________________ > R-sig-teaching@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-sig-teaching > [[alternative HTML version deleted]] _______________________________________________ R-sig-teaching@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-sig-teaching