nominal scale measurement

nominal scale measurement

[¦näm·ə·nəl ¦skāl ′mezh·ər·mənt]
(statistics)
A method for sorting objects into categories according to some distinguishing characteristic and attaching a name or label to each category; considered the weakest type of measurement.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.