抽象易烊千玺 · 2023年04月25日
NO.PZ2022123001000031
问题如下：
A fund had the following experience over the past 10 years:
The target semideviation of the returns over the 10 years if the target is 2% is closest to:
选项：
A.1.42%
B.1.50%
C.2.01%
解释：
The target semi-deviation is the square root of the sum of the squared deviations from the target, divided by n − 1:
如题
NO.PZ2022123001000031 问题如下 Afunhthe following experienover the past 10 years:The target semiviation of the returns over the 10 years if the target is 2% is closest to: A.1.42% B.1.50% C.2.01% The target semi-viation is the square root of the sum of the squareviations from the target, vin − 1:
NO.PZ2022123001000031问题如下 Afunhthe following experienover the past 10 years:The target semiviation of the returns over the 10 years if the target is 2% is closest to: A.1.42%B.1.50%C.2.01% The target semi-viation is the square root of the sum of the squareviations from the target, vin − 1: 这个表格右侧的三个数怎么算出来的，麻烦举个例子
NO.PZ2022123001000031 问题如下 Afunhthe following experienover the past 10 years:The target semiviation of the returns over the 10 years if the target is 2% is closest to: A.1.42% B.1.50% C.2.01% The target semi-viation is the square root of the sum of the squareviations from the target, vin − 1: 题目中 哪里能看出要开根号呢
