Class Notes (836,995)
Canada (509,984)
Philosophy (392)
PP110 (101)
Lecture

PP 110 - sound argument.docx

2 Pages
88 Views
Unlock Document

Department
Philosophy
Course
PP110
Professor
Ashwani Peetush
Semester
Winter

Description
Sound Argument  Must meet 2 conditions 1. Validity – minimum requirement (refer to “What is an argument?” note) 2. True premises o ***these are the rules to correct reasoning  Ex. All humans are mammals o Dylan Thomas was a human being o Thomas was a mammal  Ex. if you add Vodka to your life, your nights will be filled with excitement o Implicit premise/assumption: nights filled with excitement are desirable o Conclusion: you should add vodka to your life (i.e. purchase vodka) o Is this a good argument? Why or why not?  No, because the premises are not true (premises are questionable)  In fact, it could make your life worse  Vodka is not the only way to add excitement to your life  Ex. If it rains, the ground is wet o The ground is wet o Conclusion: it is raining o *this fallacy is called affirming the consequent  Not necessarily true because the wet ground could have been caused by other possible factors  A>B; B is desirable; therefore A  Ex. if it rains, the ground is wet o It is raining o Conclusion: the ground is wet o *not a fallacy, called modus ponens Informal Fallacies of Argument  Ad hominem o Irrelevant: Jack argues that we ought not to kill animals for own purposes, such as food, because they suffer just like us. And, to cause unnecessary suffering is wrong. But Jack is a nerdy philosophy student, so he can’t be right  not a good argument because the character/personality of Jack has nothing to do with the validity or the truth of the premises and the conclusion or validity of the argument o Relevant: One except
More Less

Related notes for PP110

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit