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In carefully designed scientific experiments, null results can be interpreted as evidence of absence. [7] Whether the scientific community will accept a null result as evidence of absence depends on many factors, including the detection power of the applied methods, the confidence of the inference, as well as confirmation bias within the community.
Or: There may be seventy kazillion other worlds, but not one is known to have the moral advancement of the Earth, so we're still central to the Universe.) This impatience with ambiguity can be criticized in the phrase: absence of evidence is not evidence of absence. [9]
Evidence of absence in general, such as evidence that there is no milk in a certain bowl; Modus tollens, a logical proof; Proof of impossibility, mathematics; Russell's teapot, an analogy: inability to disprove does not prove; Sometimes it is mistaken for an argument from ignorance, which is non-proof and a logical fallacy
Inductive reasoning also does not provide absolute certainty about positive claims. [19] [10] A negative claim may or may not exist as a counterpoint to a previous claim. A proof of impossibility or an evidence of absence argument are typical methods to fulfill the burden of proof for a negative claim. [10] [22]
The importance of an event to contemporary author plays a role in the decision to mention it, and historian Krishnaji Chitnis states that for an argument from silence to apply, it must be of interest and significance to the person expected to be recording it, else it may be ignored; e.g. while later historians have lauded Magna Carta as a great national document, contemporary authors did not ...
William Wright (15 January 1837 – 31 July 1899) was an Irish missionary in Damascus and the author of The Empire of the Hittites (1884), which introduced the history of the recently discovered Hittite civilization to the general public. [1]
Rumsfeld during a Pentagon news briefing in February 2002 "There are unknown unknowns" is a phrase from a response United States Secretary of Defense Donald Rumsfeld gave to a question at a U.S. Department of Defense (DoD) news briefing on February 12, 2002, about the lack of evidence linking the government of Iraq with the supply of weapons of mass destruction to terrorist groups. [1]
Anecdotal evidence – Evidence relying on personal testimony; Apophenia – Tendency to perceive connections between unrelated things Post hoc analysis – Statistical analyses that were not specified before the data were seen; Multiple comparisons problem – Statistical interpretation with many tests