2010.09.28 - Today Agenda Tue 28 Sep Start Testing...

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Today Agenda Tue 28 Sep • Start Testing arguments, reasoning, for green reason bubble deductive validity correctness
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Tests1 and 2
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Last Week Agenda • Topics: Correctness reasonings, arguments • Two parts • Abstract, theoretical, idea validity, green reason bubble correctness
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Correctness Reasoning GRM ch 6.1 • Two aspects, parts • Green Reason bubble: Concerns Relation premises to conclusion • Premises boxes: Concerns Truth, "acceptability", premises Correct? Incorrect? All correct? Some incorrect?
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For GRM Textbook Correctness Green Reason Bubble Correct, good, valid, strong, sound, true, Green reason bubble: • If premises are true prove, guarantee, provide support for, make more likely, conclusion. • = Deductive, inductive, valid both Incorrect, bad, invalid, weak, unsound, false, Green reason bubble: • Even if premises were true still don't prove, don’t guarantee, don't provide support for, don't make more likely, conclusion. • = Deductive, inductive, not valid both Correct ? Incorrect ?
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For This Course Correctness Green Reason Bubble Correct, good, valid, strong, sound, true, Green reason bubble • If premises are true guarantee conclusion true. • = Deductive valid only. Incorrect, bad, invalid, weak, unsound, false, Green reason bubble: • Even if premises were true still don't guarantee conclusion true. • = Deductive not valid only. Correct ? Incorrect ?
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"(Logic, Deductive) Valid" Defn GRM ch 6
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Inductive Generalization Pattern Correctness Green Reason Bubble
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Inductive Pattern Hidden P’s Correctness Green Reason Bubble
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Inductive Made Deductive Correctness Green Reason Bubble
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Testing Deductive Valid GRM ch 6 • Green reason bubble deductive valid correctness test procedure Step1 Standardize wording premises, conclusion to apply test. Test1 Truth-table test • Test2 Venn circle diagrams syllogism test • Step2 Apply test • Test1 Truth-table test • Test2 Venn circle diagrams syllogism test Correct ? Incorrect ?
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Standardizing for Testing Slide 12 • Procedure • Replace sentences meaning same with one wording. Expand shortened sentences. • Standardize truth-functional logic operators to AND, NOT, OR, IF…THEN, IFF. • Prep for Test1 • Standardize quantifier logic operators to ALL, SOME, NO, SOME…NOT • Prep for Test2
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TARSKI BLOCKS Examples Size . Small, medium, large Shape . Tet, dodec, cube. Location . Front, back, left, right. Names . Tags. Some no name.
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Standardizing for Testing Slide 14 • Procedure • Replace sentences meaning same with one wording. Expand shortened sentences.
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This note was uploaded on 11/03/2010 for the course PHIL 120 taught by Professor Irvine during the Fall '10 term at The University of British Columbia.

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2010.09.28 - Today Agenda Tue 28 Sep Start Testing...

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