QA Inc.
QUALITYAMERICA.COM we're worth your visit!
QP Inc.

 
Sample Sigma

Contents | Quality Encyclopedia | Discussion Blogs

Sample sigma

The standard deviation of the samples drawn from the population.

knowctr00000036.gif

where xj is the observation j, N is the total number of observations, and x-doublebar is the Average .


Search | Site Map | Privacy | About Us

Copyright © 1995-2008 Quality America Inc. All Rights Reserved