NO.PZ2021061603000020
问题如下:
The annual returns for three portfolios are shown in the following exhibit.
Portfolios P and R were created in Year 1, Portfolio Q in Year 2.
The median annual return from portfolio creation to Year 5 for:
选项:
A.Portfolio P is 4.5% B.Portfolio Q is 4.0 C.Portfolio R is higher than its arithmetic mean annual return解释:
C is correct. The median of Portfolio R is 3% higher than the mean for portfolio R(2.2%).
老师好。
请问当有4个数时,median就是(第二个数+第三个数) / 2 吗?
谢谢!