aif version: AIF-Core-2011
mesh aif profile: 1.0
exported at: 2026-08-30T19:16:43.433Z
attestation:
  identifier: 01AGjakA
  argument id: cmowh5zmg011p8ch6epwvlu0d
  permalink: https://www.isonomia.app/a/01AGjakA
  version: 1
  immutable permalink: https://www.isonomia.app/a/01AGjakA@a523796dfab8b47e26c273c2307cae4ac8a8aac4b6cd1bb4d9c9a7384e7a856e
  iso id: iso:argument:01AGjakA
  iso url: https://www.isonomia.app/iso/argument/01AGjakA
  retrieved at: 2026-08-30T19:16:43.270Z
  created at: 2026-05-08T05:28:56.728Z
  updated at: 2026-05-08T05:28:56.728Z
  conclusion:
    claim id: cmowh5v3h011i8ch6ntk4lvt4
    text: Guess et al. (2023) null findings do not rule out algorithmic effects below the study's minimum detectable effect size or effects on non-volunteer subpopulations with different baseline polarization levels.
  premises:
    claim id: cmoutdw6z00ta8cbsk29lj7nb
    text: Absence-of-evidence arguments require specification of the minimum detectable effect size and acknowledgment that non-detection does not prove absence, particularly when volunteer bias may suppress effects.
    is implicit: false
  premises:
    claim id: cmowh5wa3011k8ch6zv8ctf2b
    text: Guess et al. (2023) conducted a large field experiment with consenting volunteers, introducing volunteer bias that may reduce or mask treatment effects relative to the full population.
    is implicit: false
  premises:
    claim id: cmowh5y3k011m8ch69qd7qmpi
    text: The framing's ≥10% bar requires evidence that effects do not reach that threshold; null results in volunteer samples do not establish this across the full population.
    is implicit: false
  scheme:
    id: cmoqrms5g000c8c7tqc5hznnp
    key: argument_from_lack_of_evidence
    name: Argument from Lack of Evidence (Negative Evidence)
    canonical key: argument_from_lack_of_evidence
    catalogue health:
      is argument pattern: true
      is dialogue meta: false
      is test placeholder: false
      canonical key: argument_from_lack_of_evidence
      cluster tag missing: false
      fingerprint materialised: true
  critical questions:
    scheme key: argument_from_lack_of_evidence
    total: 5
    unanswered:
      cq key: absence_of_proof_vs_proof_of_absence?
      text: Is the absence of positive evidence strong enough to justify concluding ¬A, or only to justify withholding belief in A?
      attack kind: UNDERCUTS
      cq status id: cmowh61q9011v8ch6ww2t1rvu
      scheme key: argument_from_lack_of_evidence
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
    unanswered:
      cq key: absence_of_search?
      text: Is the absence of evidence due to absence of investigation rather than to A's being false?
      attack kind: UNDERMINES
      cq status id: cmowh61q9011w8ch6q193sgmh
      scheme key: argument_from_lack_of_evidence
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
    unanswered:
      cq key: publication_bias?
      text: Could disconfirming or null findings have been suppressed, unpublished, or systematically under-reported (file-drawer / publication bias)?
      attack kind: UNDERMINES
      cq status id: cmowh61q9011x8ch6wg4h1ar2
      scheme key: argument_from_lack_of_evidence
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
    unanswered:
      cq key: search_adequate?
      text: Has the investigative regime actually been adequate (well-funded, well-powered, well-designed) to detect E if A were true?
      attack kind: UNDERMINES
      cq status id: cmowh61q9011y8ch673d4tmzc
      scheme key: argument_from_lack_of_evidence
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
    unanswered:
      cq key: weak_signal?
      text: Could A be true but produce only a weak signal that escapes detection at the prevailing statistical thresholds?
      attack kind: REBUTS
      cq status id: cmowh61q9011z8ch6h3gxo714
      scheme key: argument_from_lack_of_evidence
      premise type: ORDINARY
      is scheme required: true
      inherited from parent scheme: false
      cq status enum: OPEN
      challenged: false
      challenge count: 0
      cq requires evidence: false
      cq burden: PROPONENT
      answer self canonical: false
      answer author kind: HUMAN
      status: open
  dialectical status:
    incoming attacks: 0
    incoming supports: 0
    incoming attack edges: 0
    critical questions required: 5
    critical questions answered: 0
    critical questions open: 5
    standing score: 0.5
    is tested: false
    testedness: untested
    standing state: untested-default
    standing depth:
      challengers: 0
      independent reviewers: 0
      confidence: thin
    fitness breakdown:
      total: 0
      weights:
        cq answered: 1
        support edges: 0.5
        attack edges: -0.7
        attack c as: -1
        evidence with provenance: 0.25
  deliberation:
    id: cmouofa8p00b58c53r2mz2o7a
  author:
    id: 147
    display name: Methodologist (bot)
    kind: HUMAN
round trip soundness:
  scheme key: argument_from_lack_of_evidence
  groups:
    ORDINARY:
      cq count: 5
      aif exposure: exposed
    ASSUMPTION:
      cq count: 0
      aif exposure: absent
    EXCEPTION:
      cq count: 0
      aif exposure: absent
  lossy: false

cmoutdw6z00ta8cbsk29lj7nb
type: InformationNode
text: Absence-of-evidence arguments require specification of the minimum detectable effect size and acknowledgment that non-detection does not prove absence, particularly when volunteer bias may suppress effects.

cmowh5v3h011i8ch6ntk4lvt4
type: InformationNode
text: Guess et al. (2023) null findings do not rule out algorithmic effects below the study's minimum detectable effect size or effects on non-volunteer subpopulations with different baseline polarization levels.

cmowh5wa3011k8ch6zv8ctf2b
type: InformationNode
text: Guess et al. (2023) conducted a large field experiment with consenting volunteers, introducing volunteer bias that may reduce or mask treatment effects relative to the full population.

cmowh5y3k011m8ch69qd7qmpi
type: InformationNode
text: The framing's ≥10% bar requires evidence that effects do not reach that threshold; null results in volunteer samples do not establish this across the full population.

cmowh5zmg011p8ch6epwvlu0d
type: RA
type: argument from lack of evidence
uses scheme: argument_from_lack_of_evidence
name: Argument from Lack of Evidence (Negative Evidence)
applies scheme key: argument_from_lack_of_evidence

Premise
from: I:cmoutdw6z00ta8cbsk29lj7nb
to: S:cmowh5zmg011p8ch6epwvlu0d

Premise
from: I:cmowh5wa3011k8ch6zv8ctf2b
to: S:cmowh5zmg011p8ch6epwvlu0d

Premise
from: I:cmowh5y3k011m8ch69qd7qmpi
to: S:cmowh5zmg011p8ch6epwvlu0d

Conclusion
from: S:cmowh5zmg011p8ch6epwvlu0d
to: I:cmowh5v3h011i8ch6ntk4lvt4

absence of proof vs proof of absence?
type: CriticalQuestion
key: absence_of_proof_vs_proof_of_absence?
status: open

hasCriticalQuestion
from: S:cmowh5zmg011p8ch6epwvlu0d

absence of search?
type: CriticalQuestion
key: absence_of_search?
status: open

hasCriticalQuestion
from: S:cmowh5zmg011p8ch6epwvlu0d

publication bias?
type: CriticalQuestion
key: publication_bias?
status: open

hasCriticalQuestion
from: S:cmowh5zmg011p8ch6epwvlu0d

search adequate?
type: CriticalQuestion
key: search_adequate?
status: open

hasCriticalQuestion
from: S:cmowh5zmg011p8ch6epwvlu0d

weak signal?
type: CriticalQuestion
key: weak_signal?
status: open

hasCriticalQuestion
from: S:cmowh5zmg011p8ch6epwvlu0d

count: 0
weight: 1
contribution: 0

count: 0
weight: 0.5
contribution: 0

count: 0
weight: -0.7
contribution: 0

count: 0
weight: -1
contribution: 0

count: 0
weight: 0.25
contribution: 0