Assuming that at the end all of them are dead, you can do the following:
sum(deaths)-cumsum(deaths)
Regards,
Moshe.
--- On Wed, 2/9/09, Frostygoat wrote:
> From: Frostygoat
> Subject: [R] Basic population dynamics
> To: r-help@r-project.org
> Received: Wednesday, 2 September, 2009, 4:48 AM
Try ths:
Alive <- sum(deaths) - cumsum(deaths)
On Tue, Sep 1, 2009 at 3:48 PM, Frostygoat wrote:
>
> Hello,
>
> For insect mortality data I'm trying to get an R script that will take
> the data from the raw form and convert it to Lx (% survival) for a
> number of treatments. The raw data has
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