Terms Flashcards
Propositions
Statements that can be true or false
Arguments
Composed of premises and conclusions
Premises
Propositions that are supposed to support the conclusion (okay but what does that mean? Why tell me that? What’s the point?)
Deductive Arguements
Guarantee their conclusions
Mathematical, logical, Arguements from definition
Inductive Arguements
Supposed to make their conclusion probable
Analogies, authority, casual inferences, scientific reasoning, extrapolations
Validity
If premises are true, then the conclusion must be true
All pigs can fly.
Snowball is a pig.
Therefore, Snowball can fly (not sound but valid)
Sound Arguement
Valid and has true premises
Strength
Strong if inductive argument has true premises, then the conclusion is probably true
Cogency
Cogent Arguements is strong and has true premises
Fallacy
Type of bad arguement
Formal fallacies
Have bad structure
Informal Fallacies
Problem with their content
Affirming the consequent
If X, then Y
Y
Therefore, X
Denying the antecedent
If X, then Y
not X
therefore, not y
Fallacy fallacy
When someone uses the fact that a fallacy was committed to justify rejecting the conclusion of the fallacious argument
Begging the question
Occurs when one assumes the truth of the conclusion in one or more of the premises
Principle of Charity
An effort to interpret others’ reasoning in the best possible light
Confirmation Bias
Natural tendency to seeks out evidence that supports personal beliefs and to ignore evidence that undermines those beliefs