[R] R GUI for undergraduate lab class?

can't figure out how to get Populus to plot data. Any help would be very much appreciated! Thank you! Sincerely, Louise Stevenson Graduate Student, University of California, Santa Barbara Department of Ecology, Evolution and Marine Biology __ R-help@r

[R] if value is in vector, perform this function

Hi, I'm trying to set up R to run a simulation of two populations in which every 3.5 days, the initial value of one of the populations is reset to 1.5. I'm simulation an experiment we did in which we fed Daphnia populations twice a week with algae, so I want the initial value of the algal popul