Lecture 5 Reasoning - SPC 231 Cognition and Perception...

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SPC 231 Cognition and Perception Department of Psychology, School of Health and Natural Sciences Sunway University College Reasoning Reasoning is where people begin with some information and later come to a conclusion Two types: Deductive Reasoning - Involves syllogisms where conclusion logically follows from a premises. (Definite answer) Inductive Reasoning - Arrive at conclusion about what is probably true based on evidence. (Probable answer) Deductive Reasoning Aristotle, first to introduce deductive reasoning called syllogism. It has 2 statements called premises followed by a third statement called conclusion There are type types for deductive reasoning: Categorical Syllogism and Conditional Syllogism Deductive Reasoning: Categorical There are 2 approaches to studying this syllogism: Normative approach, Descriptive approach Normative Approach – Which syllogism are valid and which are not? Form you decision by deciding the category of either True or Not True. There should be a clear answer. There are rules to ensure validity of syllogism!
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This note was uploaded on 04/27/2010 for the course PSYCHOLOGY SPC 204 taught by Professor Dr.john during the Spring '10 term at Sunway University College.

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Lecture 5 Reasoning - SPC 231 Cognition and Perception...

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