GRE数学词汇,概念,实例(8)

 来源:互联网    要点:GRE数学  
编辑点评: GRE数学增加了难度,不过,小编相信,我们中国的考生还是hold住的~~在这种情况下,了解数学词汇,端正数学基本概念和熟悉相应实例非常重要。来看下面这个系列吧。

GRE数学增加了难度,不过,小编相信,我们中国的考生还是hold住的~~在这种情况下,了解数学词汇,端正数学基本概念和熟悉相应实例非常重要。来看下面这个系列吧。

独立重复试验的概率

例题.某种天气预报准确率80%,连续预报7次,其中有6次准确的概率是多少?

赔率odds

例题.The odds in favor of winning a game can be found by computing the ratio of the probability of winning to the probability of not winning. If the probability that Team X will win a game is 5/8, what are the odds that Team X will win the game?

A.5 to 3

B.3 to 8

C.3 to 5

D.5 to 8

E.8 to 3

例题.Of the books in a certain room, 50 are written in German, 65 are in Chinese, 120 are in Japanese, 50 are in French, and 150 are in English. If those books are removed randomly from the room, how many must be removed to ensure that 80 of the books removed are written in the same language?

A.80

B.81

C.159

D.285

E.324

例题.Each of the integers from 10 to 19, inclusive, is written on a separate piece of paper and the ten piece are put into a box. If the pieces are then drawn the numbers on two of the pieces drawn will have a sum of 30?

A.3

B.4

C.5

D.6

E.7

最新2019GRE数学信息由沪江留学网提供。

请输入错误的描述和修改建议,建议采纳后可获得50沪元。

错误的描述:

修改的建议: