Tutorial 6B - CC2002 Creative and Critical Thinking...

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CC2002 Creative and Critical Thinking Semester Two 2011/12 Tutorial 6 Deductive Reasoning (I) Recall from Lecture 6 that a. A statement( 陳陳陳 / 陳陳 ) is a sentence(陳陳 ) which states that something is the case. b. A proposition(陳陳 ) is the meaning of a statement. c. Inference( 陳陳 ): An inference is a mental process of linking propositions in which a proposition is claimed to be justified by other propositions. d. Argument( 陳陳 ): An argument is a group of statements in which one statement is claimed to be justified by (or to follow from) other statements. e. Causal Explanation(陳陳陳陳陳陳陳陳陳 ): claims to give the causes and to account for why something is the case. e. A reason( 陳陳 ) is something used to justify a conclusion in an argument. f. A cause(陳陳 ) is something used to account for a certain event in an explanation. g. An argument is valid if the conclusion is justified by (or follows from) the premises with necessity , i.e., it is necessary
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Tutorial 6B - CC2002 Creative and Critical Thinking...

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