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confidence interval

confidence interval A confidence interval is a range of values that is likely to include the population parameter being estimated.

A confidence interval is a range of values that is likely to include the population parameter being estimated. Different confidence levels reflect how likely the interval is to contain that parameter, and wider intervals indicate greater uncertainty about its value.

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. “Confidence Interval” (confidence_interval.html).
public-domain-US · Definition uses new wording; original source retains its stated licence. · Source snapshot SHA-256: 181667d80b61f446a1cc579fa251647cced454a50278c857eebb35f1b1749f25

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. “confidence interval.” Development preview.

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