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level

level In research methods, a level is one of the specific conditions or values within a factor or variable.

In research methods, a level is one of the specific conditions or values within a factor or variable. For example, if dosage is the factor, each different dose is a separate level.

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. “Level” (level.html).
public-domain-US · Source snapshot SHA-256: 02fd941a9db0aee1df594731bad4737a2892b3610e1a3c79ddb0c5af0261ca33

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

Version 1 · SHA-256: 76eef3a173dc6ef6b428cb146e23ce0a32ad248ea1dbeb1dc97572a1f5af4b58

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