题目

In a box of 5 eggs, 2 are rotten

Quantity A

The probability that one egg chosen at random from the box is rotten

Quantity B

The probability that two eggs chosen at random from the box are rotten


选项

A.

The quantity in Column A is greater.


B.

The quantity in Column B is greater.


C.

The two quantities are equal.



D.

The relationship cannot be determined from the information given.



解析

A项: 5个鸡蛋中有2个是坏的 因此,P(1个鸡蛋是坏的) = 2/5 = 0.4 B项: P(2个鸡蛋都是坏的) = P(第一个鸡蛋是坏的 **且** 第二个鸡蛋是坏的) = P(第一个鸡蛋是坏的) × P(第二个鸡蛋是坏的) = 2/5 × 1/4 = 1/10 = 0.1 答案:A
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