Group: hfx.general · Group Profile · Search for Random Sampling in hfx.general
Author: Rick Walker
Date: Jun 7, 2010 21:07
...offering a couple or more "types" of surveys... younger students get one type, and so on. You get my drift. Random sampling takes care of that. Non random sampling is more problematic. You have to find a way to random sample some of those who did not or could not take the survey to show that they are not different. That's the hard part. The good thing...