> On May 13, 2018, at 9:35 AM, David Winsemius <dwinsem...@comcast.net> wrote: > > >> On May 12, 2018, at 9:42 AM, malika yassa via R-help <r-help@r-project.org> >> wrote: >> >> >> hello >> for exampl, i have this programme >> # Generating data which are right truncated >> library(DTDA) >> library(splines) >> library(survival) >> n<-25 >> X<-runif(n,0,1) >> V<-runif(n,0.75,1) >> for (i in 1:n){ >> while (X[i]>V[i]){ >> X[i]<-runif(1,0,1) >> V[i]<-runif(1,0.75,1) >> }} >> res<-lynden(X=X,U=NA, V=V, boot=TRUE) >> attach(res) >> temps = time >> M_i = n.event >> L_t = res >> F_t=1-L_t > >> F_t=1-L_t > Error in 1 - L_t : non-numeric argument to binary operator > > L_t is a list. You cannot subtract a list (at least in R). I'm not sure what > you think F_t is supposed to be and you don't seem to use it. If you are > attempting to calculate the Hazard function, it's just: > > str(L_t) # note the hazard component of that list. > > res$hazard > > [1] 0.03958 0.04121 0.04299 0.04492 0.04703 0.04935 0.05191 0.05476 > [9] 0.05793 0.06149 0.06552 0.07011 0.07540 0.08155 0.08879 0.09744 > [17] 0.10795 0.12102 0.13768 0.15966 0.19000 0.23457 0.30645 0.44186 > [25] 1.00000 > > For some interpretations of your question, this may be what you are seeking. > It's the Pr( X > t )
Wrong. It's Pr( X < t) Sorry; David. > >> >> par(mfrow=c(1,1)) >> plot(L_t$time,L_t$survival,type="s",lty=2:3,lwd=2,las=1,cex.lab=1.1,font.lab=2,col="red",xlab="temps",ylab="L(t)",main="Esitmation >> de la Fonction de Survie L(t)") >> >> >> i need to calculate the probability p(X>V) > > As I see it the probability of X>V is: > > sum(X > V) > [1] 0 > > And I see this as a matter of definition. I'm guessing you wanted the > estimated Hazard. If I'm wrong, I wonder if you can rephrase the question so > it makes more sense to a general statistical audience. What is the subject > matter of the investigation? > > > -- > David >> >> Le jeudi 10 mai 2018 à 17:15:06 UTC+2, John Kane <jrkrid...@yahoo.ca> a >> écrit : >> >> We need some idea of the problem. >> >> http://stackoverflow.com/questions/5963269/how-to-make-a-great-r-reproducible-example >> >> >> http://adv-r.had.co.nz/Reproducibility.html >> >> >> >> On Thursday, May 10, 2018, 11:07:30 a.m. EDT, malika yassa via R-help >> <r-help@r-project.org> wrote: >> >> >> Hello >> >> Do You help me, i have the problem in the package DTDA for find the >> probability of truncation (alpha) >> thank you >> >> [[alternative HTML version deleted]] >> >> ______________________________________________ >> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> [[alternative HTML version deleted]] >> >> ______________________________________________ >> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. > > David Winsemius > Alameda, CA, USA > > 'Any technology distinguishable from magic is insufficiently advanced.' > -Gehm's Corollary to Clarke's Third Law > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. David Winsemius Alameda, CA, USA 'Any technology distinguishable from magic is insufficiently advanced.' -Gehm's Corollary to Clarke's Third Law ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.