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






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






3. An argument that uses only hypothetical statements






4. Any statement is either true or false






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






6. Deals directly with the proper modes of reasoning






7. A hasty generalization






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






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






10. 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






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






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






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






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






15. An illegitimate appeal to force






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






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






18. An illegitimate appeal to a majority






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






20. An argument from lack of evidence






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






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






23. Is valid and has true premises






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






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






26. The fallacy of transferring attributes from whole to part






27. An illegimate appeal to authority






28. An argument based merely on the passage of time






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






30. A statement cannot be both true and false






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






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






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






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






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






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






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






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






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






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






41. Alters the meaning of a statement through changed emphasis






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






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






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






45. 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






46. The fallacy of transferring attributes from part to whole






47. The premise containing the major term






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






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






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