What is Anthropometry?
http://www.system-concepts.com/articles/industrial-ergonomics-articles/2004/what-is-anthropometry.html

System Concepts
2005

Abstract:

Imagine you are positioning an emergency 'rip cord' on a train. How high up should you put it? Anthropometrics are used to describe the 'user' or 'target' population for a product. Answers are given in terms of the range of body dimensions which exist in that population.