cr_thinking2

cr_thinking2 - Critical Thinking 2 Clarifying meaning I...

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Critical Thinking 2: Clarifying meaning I July 9, 2009 Kepa Korta [email protected]
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Summary of CT1 An argument is logically strong when its premises, if true, actually provide support for its conclusion An argument is sound when both it ʼ s logically strong and its premises are true Remember Truth is a property of statements, never of inferences (arguments) Logical strength is a property of inferences (arguments), never of statements Logical strength refers to the inferential connection between premises and conclusion Soundness is a property of the argument as a whole (both aspects of the argument: truth and strength
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Summary of CT1 Montreal is larger than Beaver Creek. Beaver Creek is larger than Vancouver. Therefore, Montreal is larger than Vancouver No one under the age of 18 is legally an adult. Katherine is only 15 years old. Katherine is not legally an adult. Hockey is Canada ʼ s national sport. A country ʼ s national sport is likely to be very popular in that country. Therefore, hockey is
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This note was uploaded on 09/21/2009 for the course PHIL 2003 taught by Professor Kepakorta during the Summer '09 term at Carleton.

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cr_thinking2 - Critical Thinking 2 Clarifying meaning I...

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