That worked perfectly, thank you! *--* *Rafael Sobral Marcondes* PhD Candidate (Systematics, Ecology and Evolution/Ornithology)
Museum of Natural Science <http://www.lsu.edu/mns/> Louisiana State University 119 Foster Hall Baton Rouge, LA 70803, USA <http://goog_27804804> www.rafaelmarcondes.com On Tue, Dec 10, 2019 at 2:15 PM William Gearty <wgea...@unl.edu> wrote: > It looks like the p-value is calculated as follows: > pf(summ$fstatistic[1], summ$fstatistic[2], summ$fstatistic[3], lower.tail > = FALSE) > > You can format it like it is in the summary by wrapping that in > format.pval(). > > Best, > Will > > *William Gearty* > > Postdoctoral Research Fellow > > University of Nebraska–Lincoln > > School of Biological Sciences > > williamgearty.com > > > On Tue, Dec 10, 2019 at 1:33 PM Rafael S Marcondes < > raf.marcon...@gmail.com> wrote: > >> Hi all, >> >> I'm having a hard time figuring out how to extract the p-value from a PGLS >> model fitted in caper. >> >> When I run summary(mod) and print it, I get, among other things: >> >> >summ=summary(mod) >> >summ >> Coefficients: >> Estimate Std. Error t value Pr(>|t|) >> (Intercept) 0.0179553 0.0243379 0.7378 0.4613664 >> scaled_precip -0.0292664 0.0040679 -7.1945 7.474e-12 *** >> scaled_temp 0.0162603 0.0048189 3.3743 0.0008592 *** >> --- >> Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1 >> >> Residual standard error: 0.0148 on 247 degrees of freedom >> Multiple R-squared: 0.1739, Adjusted R-squared: 0.1672 >> F-statistic: 25.99 on 2 and 247 DF, p-value: 5.69e-11 >> >> What I'm interested in is the very last value printed, 5.69e-11. But I >> can't find where it's actually stored in the summ object. I've already >> tried every $ in summ but don't see that value anywhere. How can I >> actually >> extract it from the object? >> >> Thanks! >> >> >> >> *--* >> *Rafael Sobral Marcondes* >> PhD Candidate (Systematics, Ecology and Evolution/Ornithology) >> >> Museum of Natural Science <http://www.lsu.edu/mns/> >> Louisiana State University >> 119 Foster Hall >> Baton Rouge, LA 70803, USA >> >> <http://goog_27804804> >> www.rafaelmarcondes.com >> >> [[alternative HTML version deleted]] >> >> _______________________________________________ >> R-sig-phylo mailing list - R-sig-phylo@r-project.org >> https://stat.ethz.ch/mailman/listinfo/r-sig-phylo >> Searchable archive at >> http://www.mail-archive.com/r-sig-phylo@r-project.org/ >> > [[alternative HTML version deleted]] _______________________________________________ R-sig-phylo mailing list - R-sig-phylo@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-phylo Searchable archive at http://www.mail-archive.com/r-sig-phylo@r-project.org/
