No worries. Just use: abline(h=0)
Jim On Mon, Oct 26, 2015 at 6:32 PM, Ujjwal Kumar <ujjwalsinh...@gmail.com> wrote: > Thank you Jim for your Kind help > The second code suits my need. > Just another query If I need to put another line (horizontal, same as x- > axis that passes through zero (0.0), and actually divide negative value of > less than 0 and positve value more than zero, How to do this?? > > Once again Thank you very much for guiding me. > > On Mon, Oct 26, 2015 at 6:02 AM, Jim Lemon <drjimle...@gmail.com> wrote: > >> Hi Ujjwal, >> Given that you have asked about a barplot and included standard errors, >> you probably want something like the following: >> >> uk.df<-read.table(text= >> >> >> "habitat,proportion_use,proportion_use_SE,selectivity_index,selectivity_index_SE >> grassland,0.56,0.22,0.72,0.29 >> sal_forest,0.11,0.04,-0.43,0.13 >> bamboo-mix,0.22,0.07,0.05,0.02 >> miscellaneous,0.11,0.03,-0.59,0.18",sep=",",header=TRUE) >> library(plotrix) >> barpos<-barp(uk.df[c("proportion_use","selectivity_index")], >> names.arg=c("proportion_use","selectivity_index"), >> main="Habitat Use Plot",ylab="Proportion of use", >> col=2:5,ylim=c(-1,1.1)) >> dispersion(barpos$x,barpos$y, >> ulim=as.matrix(uk.df[c("proportion_use_SE","selectivity_index_SE")])) >> legend(0.7,-0.3,uk.df$habitat,fill=2:4) >> >> You will almost certainly be told that you shouldn't do this, so maybe >> you should consider: >> >> matplot(matrix(c(0.9,1.1,1.9,2.1,2.9,3.1,3.9,4.1),nrow=4,byrow=TRUE), >> uk.df[c("proportion_use","selectivity_index")], >> ylab="Proportion and selectivity of use", >> ylim=c(-1,1.1),pch=18:19,col=2:3,xaxt="n",xlab="Habitat", >> main="Habitat Use Plot") >> axis(1,at=1:4,labels=uk.df$habitat) >> dispersion(matrix(c(0.9,1.1,1.9,2.1,2.9,3.1,3.9,4.1),nrow=4,byrow=TRUE), >> as.matrix(uk.df[c("proportion_use","selectivity_index")]), >> ulim=as.matrix(uk.df[c("proportion_use_SE","selectivity_index_SE")])) >> legend(2.5,1,c("Proportion of use","Selectivity of use"), >> pch=18:19,col=2:3) >> >> Jim >> >> >> On Sun, Oct 25, 2015 at 11:22 PM, Michael Dewey <li...@dewey.myzen.co.uk> >> wrote: >> >>> Dear Ujjwal >>> >>> Two problems >>> 1 - you posted in HTML so your post is unreadable >>> 2 - your attached graphic was not in one of the formats which R-help >>> accepts and so was stripped >>> >>> >>> On 25/10/2015 11:04, Ujjwal Kumar wrote: >>> >>>> HI friends >>>> I am struggling in plotting bar graph with this data sets in R. >>>> although I >>>> can plot it in Microsoft excel( attached graphics). I need help in >>>> coding >>>> it for R.(SE=standar error) >>>> >>>>> data >>>>>> >>>>> habitat >>>>> proportion_use >>>>> proportion_use_SE >>>>> selectivity_index >>>>> selectivity_index_SE >>>>> grassland >>>>> 0.56 >>>>> 0.22 >>>>> 0.72 >>>>> 0.29 >>>>> sal_forest >>>>> 0.11 >>>>> 0.04 >>>>> -0.43 >>>>> 0.13 >>>>> bamboo-mix >>>>> 0.22 >>>>> 0.07 >>>>> 0.05 >>>>> 0.02 >>>>> miscellaneous >>>>> 0.11 >>>>> 0.03 >>>>> -0.59 >>>>> 0.18 >>>>> >>>>>> excel-graphics >>>>>> >>>>> >>>>> >>>>> regards: >>>>> Ujjwal >>>>> >>>> >>>> [[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. >>>> >>>> >>> -- >>> Michael >>> http://www.dewey.myzen.co.uk/home.html >>> >>> >>> ______________________________________________ >>> 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. >>> >> >> > > > -- > with regards > Ujjwal Kumar > *Research Fellow* > Project: "Monitoring Source Population of Tigers in Kanha Tiger Reserve" > Wildlife Institute of India > mobile: +91 9808712591(Dehradun) > +919407344453 (Kanha) > > P.O. Box 18 Chandrabani > Dehradun (Uttarakhand) 248001 > [[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.