CH 6 Categorical Syllogisms Flashcards
Categorical Syllogism
A deductive argument containing two categorical premises, a categorical conclusion, and three terms–major, minor, and middle–with each term occurring two propositions
Major Term
In a categorical syllogism, the term that occurs in the predicate of the conclusion
Major Premise
In a categorical syllogism, the premise in which the major term appears
Minor Term
In a categorical syllogism, the term that occurs in the subject of the conclusion
Minor Premise
In a categorical syllogism, the premise in which the minor term appears
Middle Term
In a categorical syllogism, the term that appears in both premises and links together the major and minor terms
Mood
The order of the standard forms (A,E,I,O) that make up the premises and conclusions of a categorical syllogisms
Figure
The position of the middle term in the premises of a categorical syllogism
Enthymeme
A categorical syllogism with an unstated premise or conclusion
Sorites
A chain of categorical syllogism with an unstated premise or conclusion
Distribution
Property of a term in a categorical proposition
Term is distributed if the proposition makes an assertion about all members of the class designated by the term; a statistic specifying the number or proportion of items in a class that have each of the values (P, Q, R, etc) on variable
Syllogism
A deductive argument with two premises and conclusions
Contradictories
Opposed Diagonally
Can’t both be true or false (If one is true, the other is false)
- Affirmative Universal - Negative Particular
- Negative Universal - Affirmative Particular
Contraries
Opposed on Top
- Affirmative Universal - Negative Universal
Subcontraries
- Affirmative Particular - Negative Particular
