association study
nounUK /əˌsəʊsiˈeɪʃən ˈstʌdi/
US /əˌsoʊsiˈeɪʃən ˈstʌdi/
A study that checks if two things often happen together.
The scientists did an association study to see if eating fruit is linked to feeling healthy.
RELATED WORDS
OTHER MEANINGS
2. A research method that looks for connections between genes and traits.
The association study found a gene linked to height.
3. A way to compare groups to see if a feature is more common in one group.
Their association study showed the habit was more common in city kids.
4. An analysis that tests whether two variables change together.
The association study revealed that more sleep went with better test scores.