Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
9 Cards in this Set
- Front
- Back
What is a cogent argument?
|
an argument that has acceptable premises and premises, that taken together are sufficiently relevant to the conclusion.
|
|
What does sufficiently relevant mean?
|
whenever the premises if true make it at least highly likely, that the conclusion is true.
|
|
What is a valid argument? (simple def)
|
an argument that has perfect relevance.
|
|
What is an invalid argument? (simple def)
|
an argument with imperfect relevance.
|
|
What is a gap story?
|
we assume that all the premises are true and we try to produce a story about how the conclusion might still be false.
|
|
What is a sound argument?
|
when the argument is valid and it possesses only true premises.
|
|
What is a valid argument? (technical def)
|
an argument is valid if and only if it is impossible for all the premises to be true and the conclusion false.
|
|
What is an invalid argument (technical def)
|
an argument is invalid if and only if it is possible for all the premises to be true and the conclusion false.
|
|
can an argument be valid and still be cogent?
|
yes, saying something is valid means good overall.
|