posted by joshua .
Differentiate population from sample
A population is all of a particular group, while a sample is only a portion of that group.
I searched Google under the key words "population sample" to get these possible sources:
In the future, you can find the information you desire more quickly, if you use appropriate key words to do your own search. Also see http://hanlib.sou.edu/searchtools/.
I hope this helps. Thanks for asking.