Logical Thinking Essay

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Question 1 To form a valid syllogism, which premise is missing in the following argument? [missing premise] Sam is a politician. Therefore, Sam is a dishonest person. Answer Some politicians are dishonest persons. All politicians are dishonest persons. Honest people are not politicians. Almost no politicians are honest. 5 points Question 2 Which one of the following syllogisms is invalid? Answer No X are Y. Some Z are X. Therefore, some Z are not Y. Some X are Z. All X are Y. Therefore, some Y are Z. Some X are Y. Some Z are X. Therefore, some Z are Y. Some X are not Z. All X are Y. Therefore, some Y are not Z. 5 points Question 3 In a valid syllogism, if the first two premises are true, then ______________. Answer the conclusion must be true. the conclusion must be false. the conclusion could be either true or false. the conclusion must be valid. 5 points Question 4 When the premises are true and the syllogism is valid, we have a(n) _______ argument. Answer illogical perfect sound inductive 5 points Question 5 Which of the following statements is a particular proposition? Answer Andrew is a monster. All men are monsters. Some men are monsters. Only men are monsters. 5 points Question 6 Premises in syllogisms can be ________________. Answer true false valid all of the above a and b 5 points Question 7 Which one of the following statements is a universal proposition? Answer Karen is a woman. All women are mortal. Some women are caring persons. Karen is a woman and knows many women herself. 5 points Question 8 All dillybobbers are thingamajigs. No whatchamacallit is a dillybobber. Therefore, no whatchamacallits are thingamajigs. This syllogism is an example of _______________. Answer the

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