hi bert- all of the values are unique, so the random sample of everything was also a random sample of all unique numbers. Erin -- View this message in context: http://r.789695.n4.nabble.com/How-to-view-un-sampled-data-from-a-randomly-sampled-dataset-tp4678887p4678908.html Sent from the R help mailing list archive at Nabble.com.