34 Questions
| Attempts: 286

This is based off of Concise Introduction to Logic 10th editionby Patrick J Hurley

Questions and Answers

- 1.A proposition that relates two classes (or categories)
- 2.(1) An "if . . . then' statement(2) a statement having a horseshoe as its main operator
- 3.Valid from the Aristotelian standpoint on condition that the subject term of the premise (or premises) denotes actually existing things
- 4.The relation that exists between statements that necessarily have opposite truth values
- 5.Statements that necessarily have opposite truth values
- 6.An operation that consists in switching the subject and predicate terms in a standard-form categorical proposition and replacing each with its term complement
- 7.The relation that exists between two statements that are necessarily not both true
- 8.In standard-form categorical propositions, the words "are' and "are not
- 9.A categorical proposition having the form "No S are P'
- 10.A categorical proposition having the form "Some S are P'
- 11.A formal fallacy that occurs when the conclusion of an argument depends on the contraposition of an E or I statement
- 12.A formal fallacy that occurs when the conclusion of an argument depends on an incorrect application of the contrary relation
- 13.A formal fallacy that occurs when the conclusion of an argument depends on the conversion of an A or O statement
- 14.A formal fallacy that occurs when the conclusion of an argument depends on an incorrect application of the subalternation relation
- 15.A formal fallacy that occurs when the conclusion of an argument depends on an incorrect application of the subcontrary relation
- 16.An argument having a single premise
- 17.A condition that exists when a certain statement is not necessarily either true or false, given the truth value of some related statement
- 18.A diagram that illustrates the necessary relations that prevail between the four kinds of standard-form categorical propositions as interpreted from the Boolean standpoint
- 19.A statement that denies class membership
- 20.A categorical proposition having the form "Some S are not P'
- 21.A phrase that, when introduced into a statement, affects the form but not the meaning
- 22.A statement that makes a claim about one or more (but not all) members of a class
- 23.In a standard-form categorical proposition, the term that comes immediately after the copula
- 24.The attribute of a categorical proposition by which it is either affirmative or negative
- 25.The attribute of a categorical proposition by which it is either universal or particular

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