covariance
English Thesaurus
1. (statistics) the mean value of the product of the deviations of two variates from their respective means (noun.cognition)
| hypernym | : | variance, |
| definition | : | the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value (noun.cognition) |
| domain category | : | statistics, |
| definition | : | a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters (noun.cognition) |
| derivation | : | covariation, |
| definition | : | (statistics) correlated variation (noun.cognition) |
| derivation | : | co-vary, |
| definition | : | vary in the same time period (of two random variables) (verb.stative) |
| derivation | : | covariant, |
| definition | : | changing so that interrelations with another variable quantity or set of quantities remain unchanged (adj.all) |
| derivation | : | covariation, |
| definition | : | (statistics) correlated variation (noun.cognition) |
| derivation | : | co-vary, |
| definition | : | vary in the same time period (of two random variables) (verb.stative) |
| derivation | : | covariant, |
| definition | : | changing so that interrelations with another variable quantity or set of quantities remain unchanged (adj.all) |
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