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Unformatted text preview: Objection 4: The Reasoning is Inductively Unsound Some writers have tried to show that the reasoning involved in the argument from analogy is inductively unsound. Alvin Plantinga, for example, has argued in an article on "Induction and Other Minds' (Review of Metaphysics , 1966) and elsewhere that the argument from analogy violates the following condition that must be satisfied by any acceptable simple inductive argument: "A simple inductive argument is acceptable only if it is logically possible that its sample class contain a counterinstance to its conclusion" The thrust of this requirement is that it is illegitimate to attempt to support a generalization by means of evidence that has been collected in such a way that there was no possibility of the evidence containing a counterinstance to the generalization. Imagine, for example, that someone wants to establish that all the fish in some lake weigh more than 20 pounds, but that to do so he uses a net that won't trap fish that weigh less than 20...
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- Fall '09