Chapters 3&4 Flashcards
the fallacy of assigning two different meanings to the same term in an argument
Equivocation
the use of a flawed analogy to argue for a conclusion
Faulty analogy
terms that often appear in arguments to signal the presence of a premise or conclusion, or to indicate that an argument is deductive or inductive
Indicator words
an argument that is supposed to offer probable support to its conclusion
Inductive argument
A deductive argument that fails to provide conclusive support for its conclusion.
Invalid argument
An argument of the form: If p, then q; not q; therefore, not p.
Modus tollens
An argument of the form: If p, then q; p; therefore q.
Modus ponens
the fallacy of relying on the opinion of someone thought to be an expert who is not
Appeal to authority
the fallacy of trying to convince someone to accept a conclusion by appealing only to fear, guilt, anger, hate, compassion, and the like
Appeal to emotion
the fallacy of arguing that the absence of evidence entitles us to believe a claim
Appeal to ignorance
The fallacy of arguing that a claim should be rejected solely because of the characteristics of the person who makes it
appeal to the person (ad hominem)
a group of statements, one of which is supposed to be supported by the rest
Argument
The fallacy of arguing in a circle - that is, trying to use a statement as both a premise in an argument and the conclusion of that argument. Such an argument says, in effect, p is true because p is true.
Begging the question
a strong argument with true premises
Cogent argument
the statement supported in an argument
Conclusion
A moral judgment that is as free from bias and distorting passions as possible. We generally trust such a judgment unless there is a reason to doubt it. Examples: “Equals should be treated equally” and “Slavery is wrong.”
Considered moral judgment