# covariance

co·var·i·ance

**MLA Style**

"covariance." YourDictionary, n.d. Web. 11 October 2018. <http://www.yourdictionary.com/covariance>.

**APA Style**

covariance. (n.d.). Retrieved October 11th, 2018, from http://www.yourdictionary.com/covariance

## covariance

noun

**MLA Style**

"covariance." YourDictionary, n.d. Web. 11 October 2018. <http://www.yourdictionary.com/covariance>.

**APA Style**

covariance. (n.d.). Retrieved October 11th, 2018, from http://www.yourdictionary.com/covariance

(*plural* covariances)

- (statistics) A statistical measure defined as given two real-valued random variables
*X*and*Y*, with expected values and . - (computing, programming) The conversion of data types from wider to narrower in certain situations.

**MLA Style**

"covariance." YourDictionary, n.d. Web. 11 October 2018. <http://www.yourdictionary.com/covariance>.

**APA Style**

covariance. (n.d.). Retrieved October 11th, 2018, from http://www.yourdictionary.com/covariance

## covariance - Investment & Finance Definition

A statistical tool that measures the likelihood of two random variables moving together.

Used by arrangement with John Wiley & Sons, Inc.

**MLA Style**

"covariance." YourDictionary, n.d. Web. 11 October 2018. <http://www.yourdictionary.com/covariance>.

**APA Style**

covariance. (n.d.). Retrieved October 11th, 2018, from http://www.yourdictionary.com/covariance