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Introductory Logic Vocab

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The predicate of the conclusion and is used in one premise






2. A statement cannot be both true and false






3. Two statements are subcontraries if and only if both can be true but both cannot be false






4. A term that - within a statement - refers to all members of its class






5. The premise containing the major term






6. The set of all terms not included in the given term






7. Two statements are logically equivalent if they imply one another






8. A statement of the opposite quality with a negated predicate






9. A statement that reverses and negates both the subject and predicate of the original






10. A statement that reverses the subject and predicate






11. Points to an inconsistency between a person's argument and behavior






12. A statement that affirms an outcome based on a condition.






13. A self-supporting statement is a statement whose truth value can be determined from the statement itself






14. The science and art of reasoning well






15. Two statements are related by implication if the truth of one requires the truth of the other






16. An illegitimate appeal to force






17. A self-contradiction is a statement that is false due to its logical structure






18. Is valid and has true premises






19. The subject of the conclusion and is used in the other premise






20. Two statements are consistent if they can both be true at the same time






21. Making an argument based on a false dilemma






22. A genus of a term is a term that is more general - broad - or abstract than the original term and includes it






23. Arguments that fail to establish their conclusions because of a weakness in logical structure






24. A word - often a relative pronoun or adverb - that refers to a broad range of things or times






25. When there appears to be inconsistency - we have a disagreement






26. Arguments that confuse the issue by pointing to information that is actually irrelevant to the conclusion






27. Arguments that confuse the real issue with multiple - vague - or otherwise unclear meanings






28. A popular but invalid (or unhelpful) form of argument






29. An illegitimate appeal to a majority






30. Deductive argument consisting of three statements in categorical form that together use only three terms - called the major - minor - and middle






31. An argument in which a statement is unstated and assumed. Specifically - it is a syllogism with one assumed statement






32. Difference of opinion or perception






33. A tautology is a statement which is always true because of its logical structure






34. A vagueness of grammar that disguises or alters meaning






35. A syllogism is valid if and only if the conclusion is necessarily true given that the premises are true






36. The fallacy of transferring attributes from whole to part






37. Reasoning with probability from examples or experience to general rules






38. A verbal disagreement is a misunderstanding due to differing definitions to differing definitions for one or more words






39. A real disagreement is an actual inconsistancy between two statements: they cannot both be true at the same time






40. An illegimate appeal to authority






41. The relationship between a universal and particular statement of the same quality - in which the truth of the universal necessitates the truth of the particular






42. A hasty generalization






43. Contains the minor term






44. A statement which can be inferred directly from another statement






45. If a statement is true - then it is true






46. The conclusion of an argument is the statement which appears to be implied by the other statements in the argument - which are called premises






47. A number from 1 to 4 identifying the placement of its middle term






48. Two statements are in contradiction if and only if they always have opposite truth values






49. A diagram of the basic relationships between statements with the same subject and predicate






50. An argument that uses both hypothetical and categorical statements