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base rate

base rate Base rate is the actual proportion of a population that has a particular condition or characteristic.

Base rate is the actual proportion of a population that has a particular condition or characteristic. It is important in classification because common possibilities are generally more likely than rare ones.

Also see

Sources

Drafting source: Online Statistics Education, version 2 (David M. Lane, project leader). Version 2; publisher statement snapshot 2026-10-18; SHA-256 0dcad9ee85f61f9e2bb24d26279de155ac749164ea4da2a3bffeabcf9ea471a6. “Base Rate” (base_rate.html).
public-domain-US · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: 55008a8d383547a1bc03d4f30e69d4b912624ac8a2e9153a22f7987f1696fb7a

These citations identify the drafting sources. 2/2 independent reader passes against the pinned source packet. The drafter does not count as a reader. Source institutions do not endorse this dictionary.

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PsychTerms (psychterms.org), CC BY 4.0, version 1. “base rate.” Development preview.

Version 1 · SHA-256: aa17df2185f8378f361d95ebca2bd9c288f84ad6fae76bcdc2655a4c914d366a

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