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






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






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






4. The fallacy of transferring attributes from whole to part






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






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






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






8. 'it does not follow'; that an argument is invalid






9. The science and art of reasoning well






10. Contains the minor term






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






12. A statement that reverses the subject and predicate






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






14. A concept that can be expressed precisely






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






16. An argument that uses only hypothetical statements






17. 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






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






19. The premise containing the major term






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






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






22. An illegitimate appeal to force






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






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






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






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






27. An argument that uses both hypothetical and categorical statements






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






29. A sentence which is either true or false






30. Is valid and has true premises






31. Any statement is either true or false






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






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






34. An illegimate appeal to authority






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






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






37. The subject of a statement is the term being described - or about which something is asserted






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






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






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






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






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






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






44. Deals directly with the proper modes of reasoning






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






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






47. A question crafted to exclude any possible legitimate response






48. Alters the meaning of a statement through changed emphasis






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






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