Posted by cheeky on Tuesday, December 9, 2008 at 7:09pm.
How do you know whether to use the sample standard deviation equation or the population standard deviation equation?

statistics  PsyDAG, Wednesday, December 10, 2008 at 12:19pm
If you only have a sample (a portion of the population), use the equation for the sample. Does that sound logical?
I hope this helps. Thanks for asking.