[R] Color problem for 2 simple graphs

[William Dunlap]

Supply a vector of colors.  E.g.,
  barplot(table(mtcars$cyl), col=c("red","yellow","green"))
  boxplot(with(mtcars, split(wt, cyl)), col=c("red","yellow","green"))


Bill Dunlap
TIBCO Software
wdunlap tibco.com

On Thu, Jan 8, 2015 at 12:06 PM, varin sacha <varinsacha at yahoo.fr> wrote:

> Hi R-experts,
> Basic questions (sorry for that) but after many attempts I don't get it.
> So in case of you might have time to give me some responses, would be
> highly appreciated.
> Two simple graphs (barplots and boxplots). Everything is going fine but I
> would like to have my 2 bars (male and female) or my 2 boxplots (male and
> female) in different color, for example male in red and female in darkblue,
> I don't get it.
> Barplots
>
> Dataset =read.table("/Users/Caro/Desktop/Mesures d'association
> usingR/test.txt", header=TRUE, sep="\t", na.strings="NA",dec=".",
> strip.white=TRUE) newdata=na.omit(Dataset)
>
> counts <- table(newdata$gender)
>
> barplot(counts, main="Gender",xlab="Gender", col="red")
>
>
>
> Boxplots
>
> Dataset =read.table("/Users/Caro/Desktop/Mesures d'association
> usingR/test.txt", header=TRUE, sep="\t", na.strings="NA",dec=".",
> strip.white=TRUE)
>
> newdata=na.omit(Dataset)boxplot(math.test~gender,data=newdata,main="Gender
> and math test", xlab="gender", ylab="math test", col="red")
>
>
>
>
> Best, looking forward to reading you.
>
>
>
>
>
>
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