Indiana Administrative Code (Last Updated: December 20, 2016) |
Title 410. INDIANA STATE DEPARTMENT OF HEALTH |
Article 410IAC5. RADIOLOGICAL HEALTH |
Rule 410IAC5-6.1. X-Rays in the Healing Arts |
Section 410IAC5-6.1-26. "Coefficient of variation" defined
Latest version.
-
As used in this rule, "coefficient of variation" means the ratio of the standard deviation to the mean value of a population of observations. It is estimated using the following equation:
Where:
C
=
Coefficient of variation
s
=
Estimated standard deviation of the population
X
=
Mean value of observations in sample
Xi
=
Value of the ith observation in sample
n
=
Number of observations in sample
(Indiana State Department of Health; 410 IAC 5-6.1-26; filed Oct 29, 1993, 5:00 p.m.: 17 IR 358; readopted filed Jul 11, 2001, 2:23 p.m.: 24 IR 4234; readopted filed May 22, 2007, 1:44 p.m.: 20070613-IR-410070141RFA; readopted filed Sep 11, 2013, 3:19 p.m.: 20131009-IR-410130346RFA)