PHI 1101 Lecture Notes - Lecture 6: Deductive Reasoning, Junkers J 1, Uim

• School: University of Ottawa
• Department: Philosophy
• Course: PHI 1101
• Professor: Mark Brown

Document Summary

An argument intended to provide logically conclusive support for its conclusion. Accordingly, if an argument has a combination of false premises and a false conclusion, it is still valid. The defining characteristic of a deductive argument is that it"s valid or invalid. A deductive argument is intended to provide conclusive support for its conclusion. When arguments structured this way are good, they guarantee their conclusion. If you drove through town, you drove past my house. So, you must have driven right past my house. In each case, if the premises offered really are true, then the conclusion must also be true, and we can therefore describe that argument as being valid. Yes, the structure of the argument is valid. Every province west of ontario is famous for harvesting lobster. If these premises were true, they would guarantee the valid conclusion. This argument has a combination of false premises and a true conclusion. If you"re reading this statement, you are alive.