search for: ethnograph

Hello. This is a follow-up to a question I posted last week. With some previous suggestions from the R-help community, I have been able to plot survival (, hazard, and density) curves using published data for Siler hazard parameters from a number of ethnographic populations. Can the function below be modified, perhaps with a "for" statement, so that multiple curves (different line types---one for each population) are plotted on a single graph for comparison? Thanks so much. --Trey The function and calls below use the data in this Excel file...