View Single Post
12-29-2012, 04:08 PM
... Waiting
XX's Avatar
Join Date: Dec 2002
Location: 48th State
Country: United States
Posts: 27,159
vCash: 500
If it's for analyzing safety data, then it should be voluntary. You don't need a sample size that big if you are just interested in safety analytics.

XX is offline   Reply With Quote