Board logo

标题: GWD9-13 [打印本页]

作者: yaojianbin33    时间: 2006-5-3 09:07     标题: GWD9-13

GWD-9-Q13:

Fact: Asthma, a bronchial condition, is much less common ailment than hay fever, an allergic inflammation of the nasal passages.

Fact: over 95 percent of people who have asthma also suffer from hay fever.

If the information given as facts above is true, which of the following must also be true?

  1. Hay fever is a prerequisite for the development of asthma

  2. Asthma is a prerequisite for the development of hay fever

  3. Those who have neither hay fever nor asthma comprise less than 5 percent of the total population

  4. The number of people who have both of these ailments is greater than the number of people who have only one of them

  5. The percentage of people suffering from hay fever who also have asthma is lower than 95 percent.

这题答案是什么? 没有找到相关的帖子,我下载的XY版无重复题上也没有这道的答案


作者: thinkers    时间: 2006-5-5 17:36

我选E

A的得病数远远小于H,并且A种95%都会同时感染H,那么取反就是E了


作者: stevegt    时间: 2006-5-15 07:14

取反就是E了?怎么推出来的啊?
作者: bioliwu    时间: 2006-5-16 06:40

because: "Asthma is much less common ailment than hay fever", 也就是HF的数量会比A多,分母大,比例就小。
作者: yaojianbin33    时间: 2006-5-19 09:47

thanks  a  lot !!!!!!!!




欢迎光临 国际顶尖MBA申请交流平台--TOPWAY MBA (http://forum.topway.org/) Powered by Discuz! 7.2