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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. Reasoning with probability from examples or experience to general rules






2. Contains the minor term






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






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






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






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






7. An argument from lack of evidence






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






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






10. A sentence which is either true or false






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






12. An illegitimate appeal to force






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






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






15. An argument that uses both hypothetical and categorical statements






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






17. 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






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






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






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






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






22. A statement cannot be both true and false






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






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






25. Alters the meaning of a statement through changed emphasis






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






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






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






29. A statement that reverses the subject and predicate






30. A hasty generalization






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






32. A concept that can be expressed precisely






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






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






35. A question crafted to exclude any possible legitimate response






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






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






38. Found once in each premise






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






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






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






42. An argument that uses only hypothetical statements






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






44. An illegimate appeal to authority






45. Deals directly with the proper modes of reasoning






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






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






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






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






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