PPT-Deductive Arguments

A deductive argument is one whose premises are claimed to provide conclusive grounds for the truth of its conclusion If a deductive argument is valid it is impossible for its premises to be true without its conclusion also being true. In a deductive argument the premises are intended to provide support for the conclusion that is so strong that if the premises are true it would be impossible for the conclusion to be false An inductive argument is an argument in which it is thought Arguments. Premise: . statement upon which an argument is based or from which a conclusion is drawn. Premise is either true or false. Arguments: . Consist of one or more premises and one conclusion or claim, which is drawn from those premises. Argument. Monty Python – Argument Clinic video. Monty Python. Premises + Conclusion = Argument. Argument – a group of statements including one or more premises and a conclusion. Premise – a statement in an argument that provides reason or support for the conclusion. A Framework for Audience Analysis. Background. Logic has been a formal academic discipline for almost 2,500 years. The 4th century B.C.E. Greek philosopher Aristotle first systematized formal logic, and university logic courses teach Aristotelian logic to this day. For much of western history, logic was one of the main branches of schooling (the classical curriculum consisted of grammar, logic and rhetoric). With the growth of more specialized disciplines and wider curricula in the 20th century, formal logic got lost in the shuffle. In its place, philosophers began formulating courses in what we now call critical thinking, or informal logic. Formal rules and the reduction of sentences to things like. VS. . Inductive . Reasoning. Aristotle. . (Ancient Greek Philosopher). Start with a . premise. Premises lead to a . certain. conclusion. DEDUCTIVE REASONING. Sir Francis Bacon. (17. th. Century English Philosopher). VS. . Inductive . Reasoning. Aristotle. . (Ancient Greek Philosopher). Start with a . premise. Premises lead to a . certain. conclusion. DEDUCTIVE REASONING. Sir Francis Bacon. (17. th. Century English Philosopher). Lecture Outline. Inductive Reasoning. Generalizations. Cause and Effect. Analogy. Deductive Reasoning. Syllogism. Enthymeme. Inductive Reasoning. Inductive Reasoning: Review. The process of citing a number of specific examples or . Revisiting the . Toulmin. Model and its Greek Predecessors. The Core Concepts. To detect errors in argumentation…. Ask probing questions that politely but relentlessly demand…. . Logical Consistency. Deconstructing Information. Argument Structure. Review of homework reading: . Proposition. Premises. Conclusion. Inference. Conclusion Indicators and Conjunctives (indicate argument structure and composition. Induction vs Deduction. Fogelin. and . Sinnott. -Armstrong describe the difference between induction and deduction as follows:. Deductive arguments are intended to be valid. Inductive arguments are not intended to be valid but still to provide a reason for the conclusion. Mimi . Opkins. CECS 100. Fall 2011. Problem Solving. Logic. – The science of correct reasoning.. Reasoning. – The drawing of inferences or conclusions from known or assumed facts.. When solving a problem, one must understand the question, gather all pertinent facts, analyze the problem i.e. compare with previous problems (note similarities and differences), perhaps use pictures or formulas to solve the problem.. Conductive Arguments and. Counterconsiderations. Chapter 12. Conductive arguments were defined and developed by philosophy Carl Wellman. . In order to understand conductive arguments, it is useful to think back to the convergent support patters defined in chapter two like figure 2.12 to the right. Included we also have figure 12.1 to the right where there are more convergent reasons to the same conclusion.. Validity/Soundness Logical . Fallicies. What is the difference between these two arguments?. I am your teacher.. Today is either a weekday or a weekend day.. Today is not a weekend day.. Today is a weekday.. CT 101. Dr. Bowman. Deductive argument. A . deductive argument.  is an argument that is intended by the arguer to be deductively valid, that is, to provide a guarantee of the truth of the conclusion provided that the argument's premises are true. .