variances

听听怎么读

英 ['veərɪənsɪz]

美 ['veərɪrnsɪz]

是什么意思

变化( variance的名词复数 )；不和；差异；方差

英英释义

variance

n.
- an event that departs from expectations
  同义词：discrepancyvariant
- discord that splits a group
  同义词：division
- the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value
- a difference between conflicting facts or claims or opinions
  同义词：discrepancydisagreementdivergence
- the quality of being subject to variation
  同义词：variabilityvariableness
- an official dispensation to act contrary to a rule or regulation (typically a building regulation)
  "a zoning variance"
- an activity that varies from a norm or standard
  同义词：variation

学习怎么用

词组短语

variance analysis方差分析；差异分析

analysis of variance方差分析

at variance不和；有分歧

at variance with与…不和

total variance总方差，总变异数

cost variance成本差异

error variance误差方差；误差变量；误差偏差

variance ratio方差比，变异比；变异刺激

residual variance[数]剩余方差

additive variance加性方差

更多收起词组短语

权威例句

Sampling variances of heterozygosity and genetic distance.
Robust tests for equality of variances
Robust Tests for Equality of Variances
Robust Tests for the Equality of Variances
Robust tests for the equality of variances
On the Variances of Asymptotically Normal Estimators from Complex Surveys
The Effect of Errors in Means, Variances, and Covariances on Optimal Portfolio Choice
Design structure for compensating for variances of a buried resistor in an integrated circuit
The stochastic behavior of common stock variances : Value, leverage and interest rate effects
Measures of Association for Cross Classifications, IV: Simplification of Asymptotic Variances