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attrition bias

Noun CEFR B2

Definitions

A type of selection bias in statistical analysis, caused by loss of participants (attrition) in the course of a study; the subjects that do not run into completion of the study may differ systematically of those who do.

countable, uncountable

Equivalents

1 more languages

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
See all B2 English words →

See also

attrition damage attrition warfare Attritional attritional mortality Attritions attritor

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