NO.PZ2022123001000041
问题如下：
A fund manager would like to estimate the probability of a daily loss higher than 5% on the fund he manages. 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):
选项：
A.subjective probability B.a priori probability C.empirical probability解释：
An empirical probability is a probability estimated from data as a relative frequency of occurrence.
这题为什么不是b？
