[R] cdplot error

[Allan Engelhardt (CYBAEA)]

On 03/08/11 05:52, wildernessness wrote:
> Fairly new at this.
> Trying to create a conditional density plot.
>
>> cdplot(status~harvd.l,data=phy)
> Error in cdplot.formula(status~harvd.l,data=phy):
> dependent variable should be a factor
>
> What does this error mean?  Status is a binary response of infestation (0/1)

Probably status is a numerical variable rather than a factor**.  Try 
print(is.factor(phy$status)) and if that is FALSE then

phy$status <- factor(phy$status, labels=c("N", "Y"))
cdplot(status~harvd.l,data=phy)

Hope this helps a little.

Allan

> and harvd.l is the log of timber harvest density per catchment.
>
> Thanks.
>
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