The subject variable is the grouping criteria. There are 117 subjects, and each of their 6 trials (cond) is many rows long. I had originally tried this method before posting, but it doesn't seem to work as you describe. When I use the code: proc surveyselect data=gomp_bar_reorder_manyrows out=bootsample
samprate = .25 rep = 10;
strata subject;
run; What I end up with is 25% of each subject's rows of data randomly pulled into a replicate. That is, the original condition which went time .02, .04, .06, .08... now goes time .04, .12, .14, .20 as it didn't keep the subject together, it simply pulled out 25% of their data. I need to pull entire subjects, not samples within each subject. I want to take say, 25% of participants, not 25% of a participant's data.
... View more