sprintf("%.2f", fraction)
On Nov 25, 2007 10:00 PM, Georg Ehret <[EMAIL PROTECTED]> wrote:
> Dear R comunity,
> I am printing a number in a graph using "text(...)" - see code
> below: "fraction" is my number. I wish to print only two digits of the
> number and struggle to do this... options(digit=3) does not work...
> Thank you for your suggestions! Cheers, Georg.
>
> **********************************
> Georg Ehret
> Johns Hopkins
> Baltimore
>
> callrates<-read.table("RSG",col.names=c("variant","callrate"))
> hist(callrates[,2],breaks=100)
> fraction<-nrow(callrates[callrates$callrate>=0.9,])/nrow(callrates)
> hist(callrates[,2],breaks=100)
> text(0.4,500,"proportion of callrates >= 0.9:")
> text(0.4,450,fraction)
>
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> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
Jim Holtman
Cincinnati, OH
+1 513 646 9390
What is the problem you are trying to solve?
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and provide commented, minimal, self-contained, reproducible code.
