University of California, Santa BarbaraPHIL 3hw3-solutions.ALL ANSWERS CORRECT,100% SCORE

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phil 3: homework 3 Due 1/24 at 1pm. Late homework is not accepted. Exercise 1. Apply Criterion 2 the following deductive argument, i.e. determine whether or not it is valid. Briefly explain your an... swer. All Arcturians are good kissers. Some Arcturians have several mouths. ) Some things with several mouths are good kissers. This argument is valid. Notice that we don’t even need to know what an ‘Arcturian’ is in order to know that the argument is valid! In order to be valid it must be that if the premises are true, then the conclusion is guaranteed to be true too. So suppose that the premises are true. If all Arcturians are good kissers and some of them have several mouths, this definitely means that the Arcturians with several mouths are good kissers. And that means that some things with several mouths are good kissers. So if the premises are true, the conclusion is guaranteed to be true too. And therefore the argument is valid. Exercise 2. Apply Criterion 2 the following deductive argument, i.e. determine whether or not it is valid. Briefly explain your answer. All philosophers are clear and careful thinkers. Adams is a clear and careful thinker. ) Adams is a philosopher. This argument is not valid. The premises do not guarantee that the conclusion is true. It could be, for example, that all philosophers are clear and careful thinkers, but Adams doesn’t know anything about philosophy. It might be that Adams is a clear and careful thinker because t [Show More]

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