能不能简单讲下
addition rule
multiple rule
Total probability rule
三个知识点得考法啊？总是错
No.PZ2017092702000066 (选择题)
来源: 原版书
Which of the following best describes how an analyst would estimate the expected value of a firm under the scenarios of bankruptcy and survivorship? The analyst would use:
您的回答A, 正确答案是: C
A
the addition rule.
B
conditional expected values.
C
正确the total probability rule for expected value.
数据统计(全部)
做对次数: 2039
做错次数: 1296
正确率: 61.14%
数据统计(个人)
做对次数: 1
做错次数: 2
正确率: 33.33%
解析
C is correct.
The total probability rule for expected value is used to estimate an expected value based on mutually exclusive and exhaustive scenarios.
本题涉及如果未来只有破产和不破产这两种情况下，如何计算公司的expected value。那么全概率公式来解决就即可。
