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






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






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






4. Making an argument based on a false dilemma






5. An argument that uses both hypothetical and categorical statements






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






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






8. The quantity of a statement is the scope of its claim about the extension of the subject: universal (entire extension) or particular (partial)






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






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






11. An illegimate appeal to authority






12. Deals directly with the proper modes of reasoning






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






14. Alters the meaning of a statement through changed emphasis






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






16. A vagueness of grammar that disguises or alters meaning






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






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






19. Is valid and has true premises






20. Contains the minor term






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






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






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






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






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






26. Difference of opinion or perception






27. A verbal attack on a person rather than his argument






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






29. An argument that uses only hypothetical statements






30. A hasty generalization






31. A statement that reverses the subject and predicate






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






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






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






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






36. The extention of a term is the sum of all the individual objects described by it






37. 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






38. An illegitimate appeal to a majority






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






40. The fallacy of transferring attributes from part to whole






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






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






43. A question crafted to exclude any possible legitimate response






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






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






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






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






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






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






50. A concept that can be expressed precisely