> On 23.01.2016 01:21, Robert Sherry wrote:
> > In R, I run the following commands:
> > df = data.frame( x=runif(10), y=runif(10) )
> > df2 = df[order(x),]
>
>
> You use another x from your workspace, you actually want to
>
>
> df2 = df[order(df[,"x"]),]
or
df[order(df$x),]
And just to prevent yet more confusion, you might also want to avoid 'df' as a
name. 'df' is the function that returns the density of the F distribution ...
S Ellison
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