# exam3 - Phil 120 exam 3 review sheet Exam consists of 33...

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Phil. 120 exam 3 review sheet: Exam consists of 33 objective questions (28 T/F, 5 MC) to be done in class and 2 problems involving categorical syllogisms to be done at home and returned in class on Monday, 11/23/09. Here’s what you’ll need to know about categorical logic: 1. What “some” means. At least one 2. How to tell whether something is a standard form categorical proposition. First word is all, no, or some Subject term Form of ‘to be’ (‘0’ prop no) Predicate term (must be a group) (ex. shiny shiny things) 3. What it means to say that two claims are equivalent. When they mean the same thing, they are just worded differently. Same ‘truth value’ 4. What it means to say that two claims conflict or are in opposition. Cannot both to be true 5. The definitions of contradictories - cannot both be true contraries – cannot both be true, can both be false subcontaries – cannot both be false, can both be true 6. Which of the three square-of-opposition relationships we looked at -

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exam3 - Phil 120 exam 3 review sheet Exam consists of 33...

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