Quiz 1 Week 5 Phi 210 Logical Thinking

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Phi 210 – Critical Thinking Quiz 1 Question 1 Which rule does the following syllogism violate? All persons in the secretaries' union are persons who make a lot of money. Ann is a secretary. Therefore, Ann is a person who makes lots of money. a. equivocation b. illicit minor c. four-terms fallacy d. invalid conversion Question 2 A basic form of deductive argument is ________. a. inductive reasoning. b. the proposition. c. causation. d. the syllogism. Question 3 If "or" is used in its non-exclusive sense, which of the five following syllogisms is invalid? a. Either P or Q. Not P. Therefore, Q. b. Either P or Q. Not Q. Therefore, P. c. Either P or Q. P. Therefore, not Q. d. P and Q are not equal. P is related to R. Therefore, Q and R are related. Question 4 Which is true? a. A deductive argument always ends with a conclusion that is a statement of probability, no matter how remote that probability. You must Login to view the entire essay. If you are not a member yet, Sign Up for free! b. A sound deductive argument is one that has valid form and true premises. c. Premises of deductive arguments are never derived through induction. d. All of the above are true. Question 5 Which one of the following is an example of a hypothetical statement? a. Either I will go to the store or I will go to the bank. b. If Karen returns, then I will return also. c. Robert is not a very nice man. d. All of the above. Question 6 All dillybobbers are thingamajigs. No whatchamacallit is a dillybobber. Therefore, no whatchamacallits are thingamajigs. This syllogism is an example of _______________. a. the four-terms fallacy. b. a syllogism with an undistributed middle term. c. illicit process. d. a valid syllogism. Question

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