Association vs Correlation

When to use each in English, with meaning, register, and examples.

Association

Top 2,000 (common)B2noun

Correlation

FormalTop 3,000 (common)C1noun
Most formal: CorrelationMost common: Association
 AssociationCorrelation
Pronunciation🇬🇧 /["/əˌsəʊsiˈeɪʃn//əˌsəʊʃiˈeɪʃn/"]/🇺🇸 /["/əˌsəʊsiˈeɪʃn//əˌsəʊʃiˈeɪʃn/"]/🇬🇧 /["/ˌkɒrəˈleɪʃn/"]/🇺🇸 /["/ˌkɔːrəˈleɪʃn/"]/
MeaningA connection or relationship between things or people.A connection or relationship between two things.
ExampleThe association between diet and health is well-documented.There is a direct correlation between exposure to sun and skin cancer.
RegisterNeutralFormal
How commonTop 2,000 (common)Top 3,000 (common)
CEFR levelB2C1
Part of speechnounnoun
Collocationsinternational, local, national, meet, association for, clear, close, direct, have, form, demonstrate, by association, in association with, association between, guilty by association, tainted by association, strong, happy, pleasant, have, hold, evoke, association for, clear, close, direct, have, form, demonstrate, by association, in association with, association between, guilty by association, tainted by associationclose, good, high, have, discover, establish, exist, correlation between, correlation with, lack of correlation
Antonymsdisconnection, dissociation, separationindependence, disconnection, disassociation
Common mistakesConfused with 'associative', which has a different meaning., Using 'association' when 'association by' is needed for specifying relationships., Misplacing the stress on the wrong syllable: 'as-so-ci-ation' instead of 'as-so-CI-a-tion'.Confused with 'causation' - correlation does not imply that one thing causes the other., Used incorrectly with intransitive verbs like 'correlate'. It should be 'X correlates with Y'., Misunderstanding the difference between correlation coefficients (e.g. positive vs negative correlation).
Usage notesUse 'association' in formal contexts like academics or professional settings. It may not be appropriate in casual conversations.Used in academic and statistical contexts. Avoid in casual conversations. Suitable for discussions on data analysis, research results, and scientific studies.

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Association

Frequently asked questions: Association vs Correlation

What's the difference between Association and Correlation?

Association: A connection or relationship between things or people. Correlation: A connection or relationship between two things.

Which is more formal: Association and Correlation?

Correlation is the most formal of these.

Which is more common: Association and Correlation?

Association is the most common in everyday English.

Which is more advanced: Association and Correlation?

Correlation is the highest level, at C1, on the CEFR scale.

Are Association and Correlation the same CEFR level?

Association: B2, Correlation: C1 on the CEFR scale.

What part of speech are Association and Correlation?

Association: noun, Correlation: noun.

Can you show an example of each?

Association: The association between diet and health is well-documented. Correlation: There is a direct correlation between exposure to sun and skin cancer.

Can I use Association and Correlation interchangeably?

Not always. Association and Correlation are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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