[R] Boxplots by variable

[Adam D. I. Kramer]

Does boxplot(as.data.frame(final)) do what you want?

--Adam

On Mon, 2 Feb 2009, Vemuri, Aparna wrote:

> Dear R users,
>
> I have a matrix "final" which looks like this:
>
> final
>         oSO4   oNO3       mSO4       mNO3
> [1,]  3.3728 0.2110  1.9517421 1.01883602
> [2,]  0.8249 0.0697  1.5970292 0.11368781
> [3,]  0.2636 0.1004  0.6012445 0.24356332
> [4,]  8.0072 0.3443  6.1016998 3.63207149
> [5,] 13.5079 0.6593 12.4011068 1.55323386
> [6,]  6.1293 0.1989  5.7620926 0.12884845
> [7,]  0.6004 0.0661  0.7375408 0.17218600
> [8,]  0.6912 0.1672  1.1563314 0.13469750
> [9,]  1.0478 0.1504  1.5637809 0.99000758
> [10,]  0.4825 0.1160  0.2297545 0.08121805
>
> I would like to create boxplots for this matrix with data binned by
> oNO3, oSO4, mNO3 and mSO4, all in the same plot.
>
> I tried
> boxplot(final), boxplot(final[,1]) etc. But all those commands create
> individual plots and not what I am trying to achieve. I was wondering if
> there is an R equivalent of the matlab command "hold on" or if there is
> a simpler way around this.
>
>
>
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>
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