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单词 variance
释义
variance
noun
uk
/ˈveə.ri.əns/us
/ˈver.i.əns/
[CorU]formal
thefactthat two or more things are different, or theamountornumberby which they are different:
分歧；不同；差异
There has been someunusualvariance intemperaturethismonth.本月气温有些异常变化。
I coulddetectsubtlevariances infragranceas westrolledthrough thegarden.我们在花园散步时，我可以闻出不同香味间的细微差异。
[C]lawUSspecialized
officialpermissionto do something that is notnormallyallowed:
特殊许可
We had to geta(zoning)variance before we couldbuildtheextensiononourhouse.我们扩建房屋前必须获得（城市区划）特殊许可。
be at variance (withsomeone/something)
to be indisagreementwith someone or something, or to be different from him, her, or it:
与…有分歧；与…存在差异
Young people'sreactionstoworldeventsare often at variance with those oftheirparents.年轻人对国际大事的反应往往与父辈们存在差异。
Herpublicandprivatepersonasare at variance.她在公众和私下表现出的人格面貌并不一致。
SMART Vocabulary: related words and phrases
Different and difference
  • altered
  • alternative
  • anomalous
  • another
  • anything
  • dissimilar
  • dissimilitude
  • distinct
  • distinction
  • distinctive
  • non-typical
  • non-uniform
  • non-uniformity
  • nonequivalence
  • nonequivalent
  • variant
  • variation
  • varied
  • various
  • various and sundryidiom
See more results »

You can also find related words, phrases, and synonyms in the topics:

Allowing and permitting
Arguing & disagreeing
(Definition ofvariancefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

variance| American Dictionary

variance
noun[C]
us
/ˈveər·i·əns,ˈvær-/
permissionto do somethingdifferentlyfrom theofficialorusualway:
Herequesteda variance tobuildanadditionto hishouse.

Idiom

at variance
(Definition ofvariancefrom theCambridge Academic Content Dictionary© Cambridge University Press)

variance| Business English

variance
noun
uk
/ˈveəriəns/us
[CorU]
adifferencebetween two or more or things:
Wefoundawidevariance in thesize,shape, anddesignofdigitalprojectors.
Thegovernmentfearsthat too much variance in thetreatmentofScottishandEnglishstudentscouldcausepoliticalstrain.
[C]ACCOUNTING
thedifferencebetween thecosts,sales, etc.expectedduring aparticularperiod, and thefinalcosts, etc:
Weeklysalesvariances are morevolatileandultimatelylessmeaningful.
[C]LAW,PROPERTYUS
achangein alaw,especiallyoneinvolvingthe use ofproperty, that isallowedby alocalgovernmentinparticularsituations:
apply for/request/seek a varianceThepowercompanyhasappliedfor a variance to thecountyruleonburyinglines.
grant/deny a varianceTheyfiledalawsuitagainsttrusteesafter they weredenieda variance tobuildahomeon 17.82acres.
He says herequestedazoningvariancebut that thecountyrefusedtoprocessit.
(Definition ofvariancefrom theCambridge Business English Dictionary© Cambridge University Press)

Examplesofvariance

variance
The variances thus scaled linearly with the square of the mean.
From theCambridge English Corpus
Note that samples may, under this formulation, have different variances as well as different means.
From theCambridge English Corpus
The correlations among the endogenous variables actually reflect correlations among the residual variances of these variables.
From theCambridge English Corpus
We can think of these variances in precisely the same way as we do when thinking about any observed variable.
From theCambridge English Corpus
To express these means and variances in statistical terms, we treat the within-person model parameters as random variables and write equations for the parameters themselves.
From theCambridge English Corpus
Repeated measures analysis of variances with pre- and postintervention assessments of respective variables as the dependent variables were conducted.
From theCambridge English Corpus
The specification of the multivariate conditional mean should be tested for its empirical adequacy; otherwise, the conditional variances and covariances may be biased.
From theCambridge English Corpus
Performing the estimation for each period, we obtained estimates for the parameters and variances.
From theCambridge English Corpus
The truncation of the normal distribution leads to non-constant marginal means and variances for distributions estimated near the bounds.
From theCambridge English Corpus
T-tests were carried out to assess if there were significant differences within a group of means, assuming equal variances.
From theCambridge English Corpus
Log transformations were employed to stabilize variances and normalize the data where necessary.
From theCambridge English Corpus
The data distribution test proved to be nor mal with homogeneous treatment variances.
From theCambridge English Corpus
Because of different variances, these items were standardized before summing.
From theCambridge English Corpus
However, it is essential for our purposes to estimate such variances because they critically affect system behavior, queuing delays, and variances in downstream links.
From theCambridge English Corpus
The black columns show the estimated genetic variances for the second chromosome, and the open columns the estimated genetic variances for the third chromosome.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

Collocationswithvariance

variance

These are words often used in combination withvariance.

Click on a collocation to see more examples of it.

additional variance
Additionalvarianceand covariance values are usually introduced by orbit errors and atmospheric effects.
From theCambridge English Corpus
additive variance
An increase in the additive variance after bottlenecks will occur only if its ancestral value is minimal or very small.
From theCambridge English Corpus
amount of variance
Measures limitations may explain the relatively smallamountofvarianceaccounted for in analyses predicting psychological and behavioral outcomes from risk scores.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/variance##
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更新时间：2024/12/28 2:06:15