问题
单项选择题
The probabilities of earning a specified return from a portfolio are shown below:（）
A．4/3.
B．3/2.
C．5/2.
答案
参考答案：B
解析：
Odds are the number of successful possibilities to the number of unsuccessful possibilities: P(E)/[1-P(E)] or 0.6/0.4 or 3/2.