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Lecture

PHI1101_Tuesday__February_25th

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Department
Philosophy
Course
PHI1101
Professor
All Professors
Semester
Fall

Description
Faulty ReasoningNo one has shown that ghosts arent real so they must be Certain types of defective realarguments happen so frequently that they have been The problem is that lack of given namesevidence is supposed to prove somethingbut it cant These are known as fallacies and such arguments are said to A lack of evidence alone can be fallaciousneither prove nor disprove a proposition Fallacy An error in reasoningA lack of evidence simply Fallacies can seem plausible reveals our ignorance about They are psychologically something persuasive though logically powerless 2 When a claim comes from We study fallacies because we someone deemed to be an need to be able to detect themexpert who in fact is not an expert we commit the fallacy Common Fallaciesknown as the appeal to inappropriate authorityMake sure you know these because you will need to be Because someone is an expert able to spot them and name in one field does not mean that them when you see themhe or she is necessarily an expert in another 1 Appeal to Ignorance Arguing that a lack of evidence This point is not that these proves something experts cant be right but that their expertise in a particular In one type of this fallacy the field doesnt give us reason to problem arises by thinking that believe them in all thingsa claim must be true because it hasnt been shown to be falseExample My lawyer says that the new treatment for MS is no good I guess shes rightExample3 The fallacy of appeal to general belief arguing that a
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