Inductive Arguments - Todays Topics (12/7) I. Deductive vs....

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Unformatted text preview: Todays Topics (12/7) I. Deductive vs. Inductive Arguments II. Proof III. Evaluating Inductive Arguments Strength and Weakness IV. Ar guments fr om Sample V. Some Criteria for Determining the Strength of an Argument from Sample VI. Arguments from Sample and Validity I. Deductive Versus Inductive Arguments Deductive Ar guments: Arguments in which a. The premises are supposed to be true; and b. The conclusion is supposed to follow from the premises necessarily (i.e. validly) I nductive Ar guments: Arguments in which a. The premises are supposed to be true; and b. The premises are supposed to show that the conclusion is likely to be true. II. Proof An argument pr oves its conclusion when a. All of its premises are true; and b. The argument is valid. A person who is making a deductive argument is trying to pr ove his conclusion. That is, he is trying to show that his conclusion must be true. A person who makes an inductive argument is trying to show that his conclusion is pr obably true . 1. If a perfectly good, all knowing and all powerful God existed, there would be no suffering in the world. 2. There is suffering in the world. 3. A perfectly good, all knowing, and all powerful God must not exist. An Example of a Deductive Argument: This is presumably a deductive argument. The word must indicates that the arguer intends for his argument to be valid. Has the arguer proven that God does not exist? no 1. The Pew Research Center asked 1,255 adults living in the U.S. if they thought gays should be allowed to serve openly in the military....
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This note was uploaded on 03/03/2011 for the course PHIL 100 taught by Professor Forte during the Spring '08 term at Bridgewater State University.

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Inductive Arguments - Todays Topics (12/7) I. Deductive vs....

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