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一道逻辑题

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楼主
发表于 2003-12-27 03:51:00 | 只看该作者

一道逻辑题

7. The growing popularity of computer-based activities was widely expected to result in a decline in television viewing, since it had been assumed that people lack sufficient free time to maintain current television-viewing levels while spending increasing amounts of free time on the computer. That assumption, however, is evidently false: in a recent mail survey concerning media use, a very large majority of respondents who report increasing time spent per week using computers report no change in time spent watching television.
Which of the following would it be most useful to determine in order to evaluate the argument?
A. whether a large majority of the survey respondents reported watching television regularly
B. whether the amount of time spent watching television is declining among people who report that they rarely or never use computers
C. whether the type of television programs a person watches tends to change as the amount of time spent per week using computer increases
D. whether a large majority of the computer owners in the survey reported spending increasing amounts of time per week using computers
E. whether the survey respondents’ report of time spent using computers included time spent using computers at work

答案E
评价题似乎一点思路都没有,能否解释解释
这种类型的题应该怎么考虑啊?有什么好的方法对付吗?
谢谢


[此贴子已经被作者于2003-12-27 3:51:38编辑过]
沙发
发表于 2003-12-27 10:50:00 | 只看该作者
这道题大体读一下选项,知道是对样本的充分性的一类问题。
样本的充分性有:1。样本采集的时间,方式是否符合要求。2,样本的采集的内容是否能代表整个集合的特性等?
评价类的题目有时和前提,假设有相同之处。就是要保证结论的唯一性。不能得出时时而非的两种或多种结论。其实这一点和前提premise 很类似。
这道题就是对样本的内容的充分性的评价。文章中前提是spending increasing amounts of free time on the computer。后面的调查是increasing time spent per week using computers 。所以是否能由此调查得出结论关键就看E。故是E。
个人之见,请指教。
板凳
 楼主| 发表于 2003-12-27 12:26:00 | 只看该作者
谢谢!

发现解释题是自己的一个比较大的弱点,每次都做不好
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