[R] Descriptive Stats from Data Frame

[Rich Shepard]

On Tue, 30 Aug 2011, David Winsemius wrote:

> That does look more workable. You might consider changing the dates with:
> chemadata$samp_date <- as.Date(as.character(chemdata$sample_date) )

David,

   I was thinking that I needed to do this. Thank you. It's now done.

   Good progress for the first afternoon applying R to my own data.

Rich