Re: [R] how to impose the lines (Apply?)

Lisa Wang wrote: > Hello, > > I have data like the following (38 patients) each have a lot of record > (some have more than others). I would like to plot time* pressure for > each patient in the same plot. I try to write a function and then split > the data by patients id and then sapply the func

[R] how to impose the lines (Apply?)

Hello, I have data like the following (38 patients) each have a lot of record (some have more than others). I would like to plot time* pressure for each patient in the same plot. I try to write a function and then split the data by patients id and then sapply the function to the splited list, but