Chapter 4 - Fallacies Of Irrelevance Flashcards
Informal fallacy
An error in reasoning that does not involve the explicit use of an invalid form
Argument against the person (ad hominem)
Fallacy that involves attacking the person who advanced an argument as opposed to providing a rational critique of the argument itself
Abusive ad hominem
Fallacy that involves an attempt to discredit an argument or view by launching a direct personal attack
Circumstantial ad hominem
Fallacy that involves an attempt to discredit an argument or view by calling attention to the circumstances or situation of those who advance it
Tu quoque
Fallacy that involves an attempt to discredit an argument or view by suggesting ones opponent is hypocritical
Straw man fallacy
Occurs when the arguer attacks an misrepresentation of the opponents view
Appeal to force
Occurs when a conclusion is defended by a threat to the well-being of those who do not accept it
Appeal to the people
An attempt to persuade a person or group by appealing to the desire to be accepted or valued by others
Appeal to pity
The attempt to support a conclusion merely by invoking pity in ones audience
Appeal to ignorance
Either:
A) The claim that a statement is true because it hasn’t been proven false OR
B) The claim that a statement is false because it hasn’t been proven true
Red herring fallacy
Occurs when the premises of an argument are logically unrelated to the conclusion
Fallacy of equivocation
When multiple meanings of a word are used in a context where validity requires a single meaning of that word or phrase
Fallacy of amphiboly
When multiple meanings of a sentence are used in a context where:
A) Validity requires a single meaning AND
B) The multiple meanings of a sentence are due to sentence structure
Fallacy of composition
Either:
A) An invalid inference from the nature of the parts to the nature of the whole OR
B) An invalid inference from the attributes of the members of a group to the attributes of the group itself
Fallacy of division
Either:
A) An invalid inference from the nature of the whole to the nature of the parts OR
B) An invalid inference from the nature of the group to the nature of its members