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Lecture

Class 1 - ethics toolkit lecture 1 argument • Validity is a structural property of argument • Validity doesn’t say if premises or conclusion actually true, conditional claim • The truth of premises guarantee truth of conclusion  that’s what vali

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Department
Philosophy
Course
PHIL 2075
Professor
Kristin Andrews
Semester
Summer

Description
Class 1 - 6 ethics toolkit lecture 1 argument  Validity is a structural property of argument  Validity doesn’t say if premises or conclusion actually true, conditional claim  The truth of premises guarantee truth of conclusion  that’s what validity is about  If there is an imaginary world, if premises is true, could conclusion be false? No. Then argument is valid.  An argument can be valid with all false premises & false conclusion  An argument can be valid if one premises is true, other is false, conclusion is true  An argument can be valid if all premises are true  An argument can be valid under all conditions if all premises are true & conclusion is false  invalid argument  Looking at structure of sentences  How words in sentences relates to one another, connection between premises  One trick  look to see if all central or key terms in argument are connected  All key terms in premises & conclusion MUST be conn
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