William Dunlap wrote > Furthermore, if you have a factor z with the levels in an undesirable > order > or missing some levels you can call > z <- factor(z, levels=betterOrderedLevels) > to get them in the order you want. E.g., > > > z <- factor(c("High", "Low", "High")) > > table(z) # levels are in alphabetical order > z > High Low > 2 1 > > # put them in semantically increasing order and add Medium > > z <- factor(z, levels=c("Low", "Medium", "High")) > > table(z) > z > Low Medium High > 1 0 2 > You can also rename them by adding the labels argument: > > z2 <- factor(z, levels=c("Low", "Medium", "High"), > labels=c("L","M","H")) > > table(z2) > z2 > L M H > 1 0 2 > > Bill Dunlap > Spotfire, TIBCO Software > wdunlap tibco.com > > >> -----Original Message----- >> From:
> r-help-bounces@ > [mailto: > r-help-bounces@ > ] On Behalf >> Of Sarah Goslee >> Sent: Wednesday, December 11, 2013 2:24 PM >> To: Yuanzhi Li >> Cc: r-help >> Subject: Re: [R] bargraph.CI >> >> Without knowing where you got bargraph.CI() I can't answer that part, >> since it isn't part of base R, but the most likely cause is that you >> did not specify the desired levels of your factor. >> You can check with str(). >> >> Compare: >> >> > testdata <- factor(c("a", "b", "a", "c", "b")) >> > str(testdata) >> Factor w/ 3 levels "a","b","c": 1 2 1 3 2 >> > >> > testdata <- factor(c("a", "b", "a", "c", "b"), levels=c("c", "b", "a")) >> > str(testdata) >> Factor w/ 3 levels "c","b","a": 3 2 3 1 2 >> >> Sarah >> >> On Wed, Dec 11, 2013 at 5:06 PM, Yuanzhi Li < > Yuanzhi.Li@ > > wrote: >> > hello, >> > >> > I had a problem with the function "bargraph.CI". "bargraph.CI" draws a >> > figure according to the alphabet sequence of the factor used. For >> example, I >> > have a factor with for levels "CK", "N5", "N10", "N15", but the bars >> appear >> > in "CK","N10","N15","N5" order(alphabet sequence), but I want the bars >> to >> > appear "CK", "N5", "N10", "N15"(treat level sequence). Do you have any >> > ideas to realize the goal? >> > >> > Thank you! >> > >> > >> > Yuanzhi >> > >> >> -- >> Sarah Goslee >> http://www.functionaldiversity.org >> >> ______________________________________________ >> > R-help@ > mailing list >> 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. > > ______________________________________________ > R-help@ > mailing list > 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. Hello, I make it according to your suggestion. Thank you! -- View this message in context: http://r.789695.n4.nabble.com/bargraph-CI-tp4682029p4682040.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list 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.