Lecture video for “Data Sense: An Introduction to Statistics for the Behavioral Sciences” by Barton Poulson. This video covers Chapter 05: z-Scores, Section 04: z-Distributions. It explains how an entire distribution of scores can be converted to z-scores, and how that new distribution relates to the old one. The book and complete set of videos may be purchased at http://kendallhunt.com/poulson/.