home/glossary/Statistical Significance

Statistical Significance

nounid 5110·updated Aug 28, 2026
verified

When the probability of obtaining a statistic of a given size due strictly to random sampling error, or chance, is less than the selected alpha level [or the probability of a type I error]; also represents a rejection of the null hypothesis.

MWE

Attested in

No recorded attestations. They are written when an MWE tagging stage is completed, stamped with the pack version and the document’s digest.

Classifications

Entity Type

Metric75%llm-generatedllm:claude-haiku-4-5

Sensitivity

95%llm-generatedllm:claude-haiku-4-5

Information Class

95%llm-generatedllm:claude-haiku-4-5

Variants

plural
Statistical Significances
possessive
Statistical Significance's
pluralpossessive
Statistical Significances'

Framework definitions

Statistical Significance and Effect Size1 senseview framework →
§1
When the probability of obtaining a statistic of a given size due strictly to random sampling error, or chance, is less than the selected alpha level [or the probability of a type I error]; also represents a rejection of the null hypothesis.
Relationships Between Variables1 senseview framework →
§1
refers to whether a relationship between two or more variables exists beyond a probability expected by chance
Legacy lexicon import1 senseview framework →
§1 · legacy_primary
When the probability of obtaining a statistic of a given size due strictly to random sampling error, or chance, is less than the selected alpha level [or the probability of a type I error]; also represents a rejection of the null hypothesis.
DR-088 backfill from the noun definition column

Outgoing relationships

No outgoing triples
This term is not the subject of any RDF-style relationship yet.

Incoming relationships

No incoming triples
No other term currently asserts a relationship to this one.