search for: logax

Hi, How would I go about plotting all 8 columns of a data.frame on a simple line graph. i.e. eight lines and sets of points, differentiated by line pattern or colour)? An what further arguments would I need to invoke a log scale on the y-axis of that same plot (normal x-axis)? Cheers, Jeremy

...surv, lty = 2:3) ## works fine > plot(leukemia.surv, lty = 2:3, fun="cloglog") ## works fine > plot(leukemia.surv, type="p") ## generates error below: Error in plot.default(tempx, tempy * yscale, type = "n", log = logax, : formal argument "type" matched by multiple actual arguments > search() [1] ".GlobalEnv" "package:survival" "package:splines" [4] "package:stats" "package:graphics" "package:grDevices" [7] "package:u...

Hi all, I have a little problem. I make an weibull survival analysis using the survival package. It,s OK, them I have the functions. I plot this funcions with curve(). I want to make a plot with the real survival points (proportion of alive x time) and them add the curves to points. I have the time to dead, the censor data and my trataments. To analysis the model is: model1 <-