Logic Test 4 Flashcards
Argument
A set of statements, one of which appears to be implied or supported by the others.
Conclusion
The statement that appears to be implied or supported.
Premises
Statements that appear to imply or support the conclusion.
Syllogism
A deductive argument with two premises and three terms.
Categorical Syllogism
A syllogism consisting of three statements in categorical form.
Major term
The predicate of the conclusion and is used in one premise.
Minor term
The subject of a conclusion and is used in the other premise.
Middle Term
Found once in each premise.
Major Premise
The premise containing the major term.
Minor Premise
The premise containing the minor term.
Schema
A representation of a syllogism, having statements in general order with standard abbreviations of its terms.
Mood
The mood of a syllogism is a three-letter description of the types of categorical statements it contains when arranged in standard order.
Figure
The figure of a syllogism is a number from1 to 4 identifying the placement of its middle term.
Form
The form of a syllogism is the mood and figure of the syllogism.
Valid
A syllogism is valid if and only if the premises imply the conclusion.
Sound Syllogism
If the syllogism is valid and has true premises.
True/False
The general order of a syllogism is 1) major premise, 2) minor premise, 3) conclusion
True
True/False
We can work with syllogisms more easily if we abbreviate the terms in the statements.
True
How to translate syllogisms into standard form
1) Find Conclusion 2) Find Major Term 3) Find Major Premise 4) Find Minor Premise 5) Write in Standard Order.
