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covariance

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Covariance
A statistical measure of the degree to which random variables move together. A positive covariance implies that one variable is above (below) its mean value when the other variable is above (below) its mean value.
covariance
A statistical measure of the extent to which two variables move together. Covariance is used by financial analysts to determine the degree to which return on two securities is related. In general, a high covariance indicates similar movements and lack of diversification. Compare variance. See also risk.


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10] HIV viral load in relation to malaria clearance, persistence, absence, or new infection using a repeated measures model with autoregressive covariance structure.
Subclinical Plasmodium falciparum infection and HIV-1 viral load by Lal, Altaf A. / Emerging Infectious Diseases
A 2-way analysis of covariance (ANCOVA) was performed with time period (pre- or post-course) and CE attendance (attendee or nonattendee) as the independent variables and change in NDI scores as the dependent variable.
Impact of continuing education interventions on clinical outcomes of ... by Hunter, Stephen J. / Physical Therapy
On the Covariance Structure of Changes in Consumption in the Health and Retirement Study Michael Perry MRRC Working Paper No.
Papers from the retirement research consortium by Social Security Bulletin
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