FallaciesofWeakInduction

FallaciesofWeakInduction - Fallacies of Weak Induction PHIL...

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Fallacies of Weak Induction PHIL 102 Introduction to Logic
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Fallacies of Weak Induction Occur because the connection between the premises and the conclusion is not strong enough to support the conclusion.
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Fallacies Are errors in reasoning Are unreliable Can be either inductive or deductive
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Fallacies of Weak Induction Appeal to unqualified authority Hasty generalization Biased generalization Appeal to Anecdotal evidence Weak Analogy Slippery Slope False Cause Post Hoc Fallacy Gambler’s Fallacy
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Appeal to Unqualified Authority Occurs when a cited authority, expert, or witness lacks sufficient credibility
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Hasty Generalization Occurs when there is a reasonable likelihood that the sample is not representative of the group Such a likelihood may arise if the sample is either too small or not randomly selected.
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Example: “Most Americans favor a national lottery to reduce the federal debt. In a poll taken in Las Vegas, more than 80 percent said they favored such a lottery.” What’s the problem with this reasoning?
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Weak Analogy Is committed when the analogy is not strong enough to support the conclusion that is drawn.
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FallaciesofWeakInduction - Fallacies of Weak Induction PHIL...

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