Dear Rich: Thank you very much. it works
Steve On Sun, Dec 28, 2014 at 7:10 PM, Richard M. Heiberger <[email protected]> wrote: > Steven, > > It is strongly recommended that you don't use attach. > Use the data= argument. This works. > > my.data <- data.frame(contributions=c( > 1000,1500,1200,1800,1600,1100,1000,1250, > 1500,1800,2000,1200,2000,1700,1800,1900, > 0900,1000,1200,1500,1200,1550,1000,1100), > approach=factor(c( > 1,1,1,1,1,1,1,1, > 2,2,2,2,2,2,2,2, > 3,3,3,3,3,3,3,3))) > > bwplot(contributions ~ approach, data=my.data) ## lattice graphics > > plot(contributions ~ approach, data=my.data) ## base graphics > > Rich > > On Sun, Dec 28, 2014 at 6:35 PM, Steven Stoline <[email protected]> > wrote: > > Dear All: > > > > I do have problem with attach. I believe that I am doing the data.frame > > correctly. But it seems that I do have problem with the "attach" > statement. > > > > here is what I am doing: > > > > > > > contributions<-c(1000,1500,1200,1800,1600,1100,1000,1250,1500,1800,2000,1200,2000,1700,1800,1900,900,1000,1200,1500,1200,1550,1000,1100) > > contributions > > > > ### approach<-c(rep(1,8), rep(2,8), rep(3,8)) > > > > approach<-c(1,1,1,1,1,1,1,1,2,2,2,2,2,2,2,2,3,3,3,3,3,3,3,3) > > approach > > > > n<-length(contributions) > > > > donations <- data.frame(approach=approach,contributions=contributions) > > donations > > > > > > attach(donations) > > > > > > > > the code "*plot(approach~contributions)* " should yield the box-plots, > but > > it does not. > > > > > > > > > > > > This what I got from R: > > ================ > > > >> attach(donations) > > The following objects are masked _by_ .GlobalEnv: > > > > approach, contributions > > The following objects are masked from donations (position 3): > > > > approach, contributions > > The following objects are masked from donations (position 5): > > > > approach, contributions > > The following objects are masked from donations (position 6): > > > > approach, contributions > > The following objects are masked from donations (position 8): > > > > approach, contributions > > The following objects are masked from donations (position 10): > > > > approach, contributions > > The following objects are masked from donations (position 12): > > > > approach, contributions > > The following objects are masked from donations (position 13): > > > > approach, contributions > > The following objects are masked from donations (position 14): > > > > approach, contributions > > The following objects are masked from donations (position 15): > > > > approach, contributions > > The following objects are masked from donations (position 16): > > > > approach, contributions > > > > > > > > Any help will be highly appreciated. > > with many thanks > > Steve > > > > > > > > -- > > Steven M. Stoline > > 1123 Forest Avenue > > Portland, ME 04112 > > [email protected] > > > > [[alternative HTML version deleted]] > > > > _______________________________________________ > > [email protected] mailing list > > https://stat.ethz.ch/mailman/listinfo/r-sig-teaching > -- Steven M. Stoline 1123 Forest Avenue Portland, ME 04112 [email protected] [[alternative HTML version deleted]] _______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-sig-teaching
