Printer Friendly
Dictionary, Encyclopedia and Thesaurus - The Free Dictionary
3,916,257,254 visitors served.
forum Join the Word of the Day Mailing List For webmasters
?
Dictionary/
thesaurus
Medical
dictionary
Legal
dictionary
Financial
dictionary
Acronyms
 
Idioms
Encyclopedia
Wikipedia
encyclopedia
?

measure of variability

    0.01 sec.
measure of variability,
(in descriptive statistics) a mathematical determination of how much the performance of the group as a whole deviates from the mean or median. The most frequently used measure of variability is the standard deviation.


Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content.
?Page tools
Printer friendly
Cite / link
Feedback
Add definition
Mentioned in?  References in periodicals archive?   Medical browser?   Full browser?
 
With a distribution-based approach, clinical importance is evaluated by comparing the size of the effect of intervention to some measure of variability, such as the between-person variability in outcomes or the variability associated with repeated measures of the outcome.
The first step in determining which energy source is more reliable is to identify which distribution best fits the empirical data so we can calculate the standard deviation--a common measure of variability.
Recall, from the main article, that sigma, the standard deviation, is a measure of variability of a population, i.
 
 
 
Medical Dictionary
?

Terms of Use | Privacy policy | Feedback | Advertise with Us | Copyright © 2012 Farlex, Inc.
Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.