PHI 1101 Chapter Notes - Chapter 2: Co-Premise, Rouran Khaganate, Deductive Reasoning
7 Dec 2014
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PHI 1101 Full Course Notes
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The same statement can be the conclusion of one argument and a premise in another argument: ex: Premise: the brakes aren"t working, the engine burns oil, the transmission needs work, and the car is hard to start. Conclusion 1: the car has outlived its usefulness: also premise in the argument that we should get a new car. Conclusion 2: we should get a new car. If a premise in an argument is uncertain or controversial or has been challenged, you might want to defend it. When you do, the premise becomes the conclusion of a new argument. Unstated premises & conclusions: arguments can contain unstated premises, can seem too obvious to need mentioning, ex: Premise: you can"t check out books from the library without an id. Conclusion: bill won"t be able to check out any books: unstated premise: bill has no id, arguments can have unstated conclusions, ex:
