Tutorial on how to calculate z scores. A z score measures the distance, in standard deviations, a specific observation is from the mean.
Like us on: http://www.facebook.com/PartyMoreStudyLess
Playlist on z scores : http://www.youtube.com/course?list=EC6157D8E20C151497
Related Video: How to Read a Normalized Table
Created by David Longstreet, Professor of the Universe, MyBookSucks