@prefix this: <https://w3id.org/np/RAPnjXJ_bRMk2ow-AzmXsBtvSzuyilP0UPFmzzIhfIXds> .
@prefix sub: <https://w3id.org/np/RAPnjXJ_bRMk2ow-AzmXsBtvSzuyilP0UPFmzzIhfIXds/> .
@prefix np: <http://www.nanopub.org/nschema#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix npx: <http://purl.org/nanopub/x/> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

sub:Head {
  this: a np:Nanopublication;
    np:hasAssertion sub:assertion;
    np:hasProvenance sub:provenance;
    np:hasPublicationInfo sub:pubinfo .
}

sub:assertion {
  <https://w3id.org/delphi/resource/assessment/galton1889-06--claim-test> a <https://w3id.org/delphi/ontology/Assessment>;
    dc:description "Children grouped by mid-parent height rounded to the inch; groups with n >= 20; Levene's test (median-centred) across groups and the ratio of largest to smallest group SD.";
    <http://www.w3.org/2000/01/rdf-schema#comment> "Measured: 0.3092 Levene p-value across mid-parent groups (n = 893, max/min SD ratio 1.467). Interpretation: Galton reported Q 'roughly the same' across co-fraternities, 'a trifle larger' for tall mid-parents; the test allows that trifle (ratio under 1.5) and asks whether a standard heteroscedasticity test rejects equal spread.";
    <http://www.w3.org/2000/01/rdf-schema#label> "Claim test of galton1889-06: supports, confidence 0.75";
    <http://www.w3.org/2000/01/rdf-schema#seeAlso> <https://github.com/fractastical/delphisci/blob/bf2af6ee0a84e23ffa6414ad7a0a50a8c276506e/test-data/claim-tests/evolution-after-darwin/galton1889-06/result.json>;
    prov:wasAttributedTo <https://w3id.org/delphi/resource/agent/delphisci-claim-tester-claude-fable-5-1>;
    <https://w3id.org/delphi/ontology/admissibleDatasets> "Planned datasets: histdata-galtonfamilies";
    <https://w3id.org/delphi/ontology/assessmentType> "claim-test/0.1.0";
    <https://w3id.org/delphi/ontology/dataKind> "biological";
    <https://w3id.org/delphi/ontology/disconfirmingObservation> "Levene p < 0.05 AND ratio >= 1.5: refutes. One of the two: mixed. Fewer than 5 groups with n >= 20: inconclusive.";
    <https://w3id.org/delphi/ontology/evidenceAgainst> "All four Galton tests use this one dataset, which is the material Galton himself summarised; they are a recount with modern regression, not independent evidence, and count as one dataset for any aggregate.",
      "Galton used the quartile deviation Q; the test uses the SD, which for near-normal data is Q/0.6745.";
    <https://w3id.org/delphi/ontology/expectedObservation> "Children grouped by mid-parent height to the nearest inch (groups with n >= 20 only): Levene's test (median-centred) p > 0.05 AND ratio of largest to smallest group SD < 1.5: supports.";
    <https://w3id.org/delphi/ontology/failCriterion> "Levene p < 0.05 AND ratio >= 1.5: refutes. One of the two: mixed. Fewer than 5 groups with n >= 20: inconclusive.";
    <https://w3id.org/delphi/ontology/hasConfidence> "0.75"^^xsd:double;
    <https://w3id.org/delphi/ontology/hasEvidence> <https://w3id.org/delphi/resource/evidence/galton1889-06--claim-test--dataset-1>;
    <https://w3id.org/delphi/ontology/hasVerdict> "supports";
    <https://w3id.org/delphi/ontology/hypothesis> "If the spread of children's heights is the same whatever the mid-parent height, the within-group standard deviation of child height (daughters x1.08) does not differ across mid-parent height groups.";
    <https://w3id.org/delphi/ontology/inferenceMethod> "Children grouped by mid-parent height rounded to the inch; groups with n >= 20; Levene's test (median-centred) across groups and the ratio of largest to smallest group SD.";
    <https://w3id.org/delphi/ontology/passCriterion> "Children grouped by mid-parent height to the nearest inch (groups with n >= 20 only): Levene's test (median-centred) p > 0.05 AND ratio of largest to smallest group SD < 1.5: supports.";
    <https://w3id.org/delphi/ontology/preregistered> "true"^^xsd:boolean .
  
  <https://w3id.org/delphi/resource/claim/galton1889-06> <https://w3id.org/delphi/ontology/hasAssessment>
      <https://w3id.org/delphi/resource/assessment/galton1889-06--claim-test> .
  
  <https://w3id.org/delphi/resource/evidence/galton1889-06--claim-test--dataset-1> a
      <https://w3id.org/delphi/ontology/EvidenceItem>;
    dc:description "";
    dc:license "GPL (HistData); 1886 records public domain";
    <http://www.w3.org/2000/01/rdf-schema#label> "Dataset: Galton's family height records (1886), Hanley (2004) transcription, HistData::GaltonFamilies via the Rdatasets CSV mirror";
    prov:atLocation <https://vincentarelbundock.github.io/Rdatasets/csv/HistData/GaltonFamilies.csv>;
    prov:wasDerivedFrom <https://vincentarelbundock.github.io/Rdatasets/doc/HistData/GaltonFamilies.html>;
    <https://w3id.org/delphi/ontology/hasChecksum> "sha256:b1fc91e4d4b9604661967dcc62ff1055eaa3020c4d5c42d1f9d588f74b9b3317" .
}

sub:provenance {
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      prov:SoftwareAgent;
    <http://www.w3.org/2000/01/rdf-schema#label> "delphisci claim tester (claude-fable-5.1; evolution-after-darwin-tests-1)";
    prov:actedOnBehalfOf <https://orcid.org/0009-0007-4948-9192>;
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  <https://w3id.org/delphi/resource/model/claude-fable-5-1> a <https://w3id.org/delphi/ontology/LanguageModel>;
    dc:identifier "claude-fable-5.1" .
  
  sub:assertion prov:wasAttributedTo <https://w3id.org/delphi/resource/agent/delphisci-claim-tester-claude-fable-5-1>;
    prov:wasDerivedFrom <https://github.com/fractastical/delphisci/blob/bf2af6ee0a84e23ffa6414ad7a0a50a8c276506e/test-data/claim-tests/evolution-after-darwin/galton1889-06/result.json>;
    prov:wasGeneratedBy sub:test .
  
  sub:plan prov:hadPlan <https://github.com/fractastical/delphisci/blob/bf2af6ee0a84e23ffa6414ad7a0a50a8c276506e/test-data/claim-tests/README.md> .
  
  sub:test a prov:Activity;
    prov:qualifiedAssociation sub:plan;
    prov:wasAssociatedWith <https://w3id.org/delphi/resource/agent/delphisci-claim-tester-claude-fable-5-1> .
}

sub:pubinfo {
  this: dc:created "2026-11-08T16:24:31.867Z"^^xsd:dateTime;
    dc:creator <https://orcid.org/0009-0007-4948-9192>;
    dc:license <https://creativecommons.org/licenses/by/4.0/>;
    npx:hasNanopubType <https://w3id.org/delphi/ontology/Assessment>;
    npx:introduces <https://w3id.org/delphi/resource/assessment/galton1889-06--claim-test>;
    <http://www.w3.org/2000/01/rdf-schema#label> "Claim test of galton1889-06: supports, confidence 0.75";
    <https://w3id.org/delphi/ontology/domain> <https://w3id.org/delphi/resource/domain/evolution-after-darwin> .
  
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}