Plural of covariance

Forms of covariance

Covariances in a sentence

• The elements of such a correlation matrix do not have asymptotic variances and covariances of the form (1.2), even if S has a Wishart distribution.2002, Karl G. Jöreskog, Dag Sörbom, PRELIS 2 User's Reference Guide, Scientific Software International, page 28
• For each augmented time window, we calculate windowwise covariances.From the entry windowwise
• The existence of boni and mali for the different risks can be interpreted through the sign of estimated covariances.c. 1997, ASTIN Bulletin, page 48. From the entry mali
• Dividing the covariances by the variance gives the autocorrelations.1990, K. Holden, D. Peel, John L. Thompson, Economic Forecasting, →ISBN, page 67. From the entry autocorrelation

Meaning of covariance

1. noun A statistical measure defined as scriptstyle operatorname Cov(X,Y)= operatorname E((X-μ)(Y-ν)) given two real-valued random variables X and Y, with expected values scriptstyle E(X),=,μ and scriptstyle E(Y),=,ν.
2. noun The conversion of data types from wider to narrower in certain situations.

Full definition of covariance

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Questions about the plural of covariance

What is the plural of covariance?

The plural of covariance is covariances.

Is covariance countable?

Covariance is a countable and uncountable noun.