# correlation

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## cor·re·la·tion

(kôr′ə-lā′shən, kŏr′-)
n.
1. A relationship or connection between two things based on co-occurrence or pattern of change: a correlation between drug abuse and crime.
2. Statistics The tendency for two values or variables to change together, in either the same or opposite way: As cigarette smoking increases, so does the incidence of lung cancer, indicating a positive correlation.
3. An act of correlating or the condition of being correlated.

[Medieval Latin correlātiō, correlātiōn- : Latin com-, com- + Latin relātiō, relation, report (from relātus, past participle of referre, to carry back; see relate).]

## correlation

(ˌkɒrɪˈleɪʃən)
n
1. a mutual or reciprocal relationship between two or more things
2. the act or process of correlating or the state of being correlated
3. (Statistics) statistics the extent of correspondence between the ordering of two variables. Correlation is positive or direct when two variables move in the same direction and negative or inverse when they move in opposite directions
[C16: from Medieval Latin correlātiō, from com- together + relātiō, relation]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

## cor•re•la•tion

(ˌkɔr əˈleɪ ʃən, ˌkɒr-)

n.
1. mutual relation of two or more things, parts, etc.
2. the act of correlating or the state of being correlated.
3. (in statistics) the degree to which two or more attributes or measurements on the same group of elements show a tendency to vary together.
[1555–65; < Medieval Latin]

## correlation

1. In air defense, the determination that an aircraft appearing on a detection or display device, or visually, is the same as that on which information is being received from another source.
2. In intelligence usage, the process which associates and combines data on a single entity or subject from independent observations, in order to improve the reliability or credibility of the information.
Dictionary of Military and Associated Terms. US Department of Defense 2005.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 correlation - a reciprocal relation between two or more thingscorrelativityreciprocality, reciprocity - a relation of mutual dependence or action or influence 2 correlation - a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation); "what is the correlation between those two variables?"statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parametersparametric statistic - any statistic computed by procedures that assume the data were drawn from a particular distributionPearson product-moment correlation coefficient, product-moment correlation coefficient - the most commonly used method of computing a correlation coefficient between variables that are linearly relatedmultiple correlation coefficient - an estimate of the combined influence of two or more variables on the observed (dependent) variablebiserial correlation, biserial correlation coefficient - a correlation coefficient in which one variable is many-valued and the other is dichotomouschance-half correlation, split-half correlation - a correlation coefficient calculated between scores on two halves of a test; taken as an indication of the reliability of the testtetrachoric correlation, tetrachoric correlation coefficient - a correlation coefficient computed for two normally distributed variables that are both expressed as a dichotomy 3 correlation - a statistical relation between two or more variables such that systematic changes in the value of one variable are accompanied by systematic changes in the othercorrelational statisticsstatistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameterscorrelational analysis - the use of statistical correlation to evaluate the strength of the relations between variablescurvilinear correlation, nonlinear correlation, skew correlation - any correlation in which the rates of change of the variables is not constantpartial correlation - a correlation between two variables when the effects of one or more related variables are removeddirect correlation, positive correlation - a correlation in which large values of one variable are associated with large values of the other and small with small; the correlation coefficient is between 0 and +1indirect correlation, negative correlation - a correlation in which large values of one variable are associated with small values of the other; the correlation coefficient is between 0 and -1spurious correlation - a correlation between two variables (e.g., between the number of electric motors in the home and grades at school) that does not result from any direct relation between them (buying electric motors will not raise grades) but from their relation to other variables
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.

## correlation

noun There is a correlation between smoking and lung cancer.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002

## correlation

noun
A logical or natural association between two or more things:
Informal: hookup.
Translations
korelace
korrelaatioriippuvuussuhdevastaavuussuhde
korelacja
corelaţie
korrelation

## correlation

[ˌkɒrɪˈleɪʃən] N
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

## correlation

[ˌkɒrəˈleɪʃən] n
correlation between → corrélation entre
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

## correlation

n (= correspondence)Beziehung f; (= close relationship); (Math, Statistics) → Korrelation f
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

## correlation

[ˌkɒrɪˈleɪʃn] n
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

## correlation

n correlación f
References in classic literature ?
So it is with every other relative term; but the case we use to express the correlation differs in some instances.
Sometimes, however, reciprocity of correlation does not appear to exist.
Occasionally, perhaps, it is necessary to coin words, if no word exists by which a correlation can adequately be explained.
Further, if one thing is said to be correlative with another, and the terminology used is correct, then, though all irrelevant attributes should be removed, and only that one attribute left in virtue of which it was correctly stated to be correlative with that other, the stated correlation will still exist.
For suppose the correlative of 'the slave' should be said to be 'the man', or the correlative of 'the wing"the bird'; if the attribute 'master' be withdrawn from' the man', the correlation between 'the man' and 'the slave' will cease to exist, for if the man is not a master, the slave is not a slave.
If we have a large range of examples, if our observation is constantly directed to seeking the correlation of cause and effect in people's actions, their actions appear to us more under compulsion and less free the more correctly we connect the effects with the causes.
In the next chapter I shall discuss the complex and little known laws of variation and of correlation of growth.
Like the different appearances of the table to a number of simultaneous observers, the different particulars that belong to one physical object are to be collected together by continuity and inherent laws of correlation, not by their supposed causal connection with an unknown assumed existent called a piece of matter, which would be a mere unnecessary metaphysical thing in itself.
One begins to suspect at length that there is no direct correlation between eyelashes and morals; or else, that the eyelashes express the disposition of the fair one's grandmother, which is on the whole less important to us.
What, in a way, most profoundly impressed Martin, was the correlation of knowledge - of all knowledge.
The one and many of the Phaedrus and Theaetetus is still working in the mind of Plato, and the correlation of ideas, not of 'all with all,' but of 'some with some,' is asserted and explained.
It was then that my correlations began to break down.

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