GMAT逻辑题练习及答案(393)

2017-09-25 09:30

来源：新东方在线

作者：

　　GMAT逻辑题目:

　　Scientific research that involvesinternational collaboration has produced papers of greater influence, asmeasured by the number of times a paper is cited in subsequent papers, than hasresearch without any collaboration. Papers that result from internationalcollaboration are cited an average of seven times, whereas papers with singleauthors are cited only three times on average. This difference shows thatresearch projects conducted by international research teams are of greaterimportance than those conducted by single researchers.

　　Which one of the following is an assumptionon which the argument depends?

　　A. Prolificwriters can inflate the number of citations they receive by citing themselvesin subsequent papers.

　　B. Itis possible to ascertain whether or not a paper is the product of internationalcollaboration by determining the number of citations it has received.

　　C. Thenumber of citations a paper receives is a measure of the importance of theresearch it reports.

　　D. Thecollaborative efforts of scientists who are citizens of the same country do notproduce papers that are as important as papers that are produced byinternational collaboration.

　　E. Internationalresearch teams tend to be more generously funded than are single researchers.

　　参考答案：C

　　思路：

　　the reasoning in this argumentis that:

　　Papers that result from internationalcollaboration are cited an average of seven times, whereas papers with singleauthors are cited only three times on average. research projects conducted byinternational research teams are of greater importance than those conducted by singleresearchers.

　　The hidden assumption is that we canevaluate the importance of research projects by the number of times a paper iscited in subsequent papers.

　　Obviously, C is the best answer.

　　A. isout of scope. We can also have good reasons to doubt whether the prolificwriters is representative enough to reflect the whole situation of the singleauthors.

　　B. thesame mistake. Even we can ascertain whether or not a paper is the product ofinternational collaboration by determining the number of citations it hasreceived. The preceding assumption have no effect on the conclusion.

　　C. isthe best answer.

　　D. isabsurd. We have not known anything about the domestic or the alien authors.

　　E. is out of scope too. There is nothingrelevant to fund in this argument.

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