PHIL 102 Lecture 1: Section 1.1

• School: WWU, Western
• Department: Philosophy
• Course: PHIL 102
• Professor: Dan Howard-snyder

Document Summary

Logic - the study of methods for evaluating whether the premises3 of an argument adequat. Argument- a set of statements where some of the statements are intended to support a. Conclusion- a claim to be supported, statement offered on the basis of the premise. Adequate support- premises give good reasons or evidence for believing the conclusio. The premises, if true, guarantee the conclusion (deductive logic) i. The premises do not guarantee the conclusion but make it probable (inductiv i. Famous forms methods ent adequately support the conclusion. pport another. clusion ductive logic) Valid argument- an argument in which it is necessary that, if the premises are true, the. This argument guarantees that fritz is mortal, the premises are true so the conclus. Invalid argument- an argument in which it is not necessary that, if the premises are tru. Example: e, then the conclusion is true. onclusion also must be true. are true then the conclusion is true.