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Introductory Logic Vocab

Instructions:
  • Answer 50 questions in 15 minutes.
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  • Match each statement with the correct term.
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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. A genus of a term is a term that is more general - broad - or abstract than the original term and includes it






2. Making an argument based on a false dilemma






3. Words that set boundaries - referring only to a limited class of things






4. Is valid and has true premises






5. A statement cannot be both true and false






6. An illegitimate appeal to a majority






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






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






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






10. An argument that uses both hypothetical and categorical statements






11. The fallacy of transferring attributes from whole to part






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






13. A set of statements - one of which appears to be implied or supported by the others






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






15. The fallacy of transferring attributes from part to whole






16. An illegitimate appeal to force






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






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






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






20. A three letter description of the types of categorical statements it contains when arranged in stadard order






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






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






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






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






25. A supported statement is a statement whose truth value depends on evidence or information from outside itself






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






27. The premise containing the major term






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






29. The result of the condition - the part after the 'then'






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






31. A representation of a syllogism - having statements in standard order with standard abbreviations of its terms






32. An argument that uses only hypothetical statements






33. The science and art of reasoning well






34. A sentence which is either true or false






35. Changing the definition of a term in the middle of an argument






36. An illegimate appeal to authority






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






38. An argument from lack of evidence






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






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






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






42. The sum of all the common attributes denoted by the term






43. The predicate of the conclusion and is used in one premise






44. Any statement is either true or false






45. Improperly assuming that a sequence in time implies a cause and effect






46. 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






47. Two statements are independant if the truth or falsity of one has no effect on the truth or falsity of the other






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






49. Deals directly with the proper modes of reasoning






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






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