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Evian, CFA2020-01-20 18:16:50
钰同学你好,
A fund manager would like to estimate the probability of a daily loss higher than 5% on the fund he manages.
这句中的“estimate”表示估计的意思
He decides to use a method that uses the relative frequency of occurrence based on historical data. The resulting probability is best described as a(n):
这句话中“ occurrence based on historical data”表示基于历史数据
A Subjective probability 不对,因为没有管理者自己的主观判断
B Priori probability 不对,因为priority probability基于客观信息对事件推测,例如掷硬币,硬币有两面,每一面朝上的概率是50%
C Empirical probability 正确,基于客观历史数据,通过逻辑推测
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