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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. An argument based merely on the passage of time






2. An argument that uses only hypothetical statements






3. Any statement is either true or false






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






5. An illegitimate appeal to force






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






7. Contains the minor term






8. A word is ambiguous if it has more than one possible meaning






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






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






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






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






13. A question crafted to exclude any possible legitimate response






14. The condition - the part following the 'if'






15. Deals directly with the proper modes of reasoning






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






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






18. Making an argument based on a false dilemma






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






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






21. Is a syllogism of the same form as the original - but with obviously true premises and false conclusion - in order to show the original to be invalid






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






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






24. The fallacy of transferring attributes from whole to part






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






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






27. An illegimate appeal to authority






28. The science and art of reasoning well






29. A hasty generalization






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






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






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






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






34. Alters the meaning of a statement through changed emphasis






35. Secretly assuming what you are trying to prove






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






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






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






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






40. A statement that reverses the subject and predicate






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






42. An argument from lack of evidence






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






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






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






46. Two statements are contrary if and only if they can both be false but cannot both be true






47. Attacking a position by pointing out how the arguer came to hold it






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






49. Difference of opinion or perception






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