[R] Accessing data in groups created with split() and other beginner questions

Hi, very new to R here... I have a data frame called 'set' with 100k+ rows in it that looks like this: subject timestamp yvalue traceabs subjtrace 1 1 1992-07-12 06:05:00 121 1-1 2 1 1992-07-12 06:10:00 151 1-1 3 1 1992-07-12

Re: [R] Accessing data in groups created with split() and other beginner questions

To access elements of a list (object returned by split), you need to use [[. Therefore, summary(temp[[1]]) is what you meant to use (or even summ = lapply(temp, summary) - which will give you the summaries for every subject). About using PDFs, I'd recommend you to take a look at Sweave (