Variance

Variance (from Latin variantia "difference") stands for:

• Variance (stochastics) , measure of the spread of a random variable
• Empirical variance , degree of dispersion of a sample in descriptive statistics
• Population variance, population variance
• Sample variance (estimator) , estimator for the variance of an unknown distribution
• Conditional variance , in stochastics a measure of the dispersion of a random variable based on the conditional expected value
• Total variance , scatter of a multivariate data set
• Allan variance , a measure of the stability of clocks and oscillators
• Annualized variance , adjusted variance in financial market theory

See also:

• Variant , variety (related terminology)

Wiktionary: Variance  - explanations of meanings, word origins, synonyms, translations

This is a disambiguation page for differentiating between several terms identified with the same word.