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If you have evidence that C1 is a cause of E, and no…

“If you have evidence that C1 is a cause of E, and no evidence as to whether C2 is also a cause of E, then C1 seems to be a better explanation of E than C1&C2 is, since C1 is more parsimonious. I call the version of Ockham's razor used here "the razor of silence." The better explanation of E is…” quote by Elliott Sober
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“If you have evidence that C1 is a cause of E, and no evidence as to whether C2 is also a cause of E, then C1 seems to be a better explanation of E than C1&C2 is, since C1 is more parsimonious. I call the version of Ockham's razor used here "the razor of silence." The better explanation of E is silent about C2; it does not deny that C2 was a cause. The problem changes if you consider two conjunctive hypotheses.”

Elliott Sober

About This Quote

This interpretation was drafted with AI assistance. It is one reading of the quote, not the author's own explanation.

When evidence supports one cause but not another, the simpler cause is preferred, yet the other isn’t ruled out

In simple terms: Simpler explanations are favored when evidence is lacking for alternatives

Key Takeaway

Prefer parsimonious explanations while staying open to other causes

Themes

science logic philosophy of science

Mood

analytical cautious

Type

philosophical educational

When to use this quote

  • research design
  • policy analysis
  • medical diagnosis

Key Concepts

Ockham’s razor causal inference

Questions to Reflect On

  • How to balance simplicity with thorough investigation?
  • When should we seek additional evidence for alternative causes?
A Different Perspective

Simplicity can overlook complex interactions or hidden factors

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