Generates a random sample of participant IDs without replacement.
random.sample(popsize, samsize)study population size
sample size
Returns a vector of randomly generated participant IDs
random.sample(3000, 25)
#> [1] 196 291 536 560 591 628 693 701 714 974 981 1204 1213 1257 1428
#> [16] 1430 1546 1549 1948 2073 2333 2365 2692 2815 2974
# Should return:
# [1] 37 94 134 186 212 408 485 697 722 781 998 1055
# [13] 1182 1224 1273 1335 1452 1552 1783 1817 2149 2188 2437 2850 2936