NO.PZ2021061603000029
问题如下：
When analyzing investment returns, which of the following statements is correct?
选项：
A.The geometric mean will exceed the arithmetic mean for a series with non-zero variance. B.The geometric mean measures an investment's compound rate of growth over multiple periods. C.The arithmetic mean measures an investment's terminal value over multiple periods.解释：
B is correct. The geometric mean compounds the periodic returns of every period, giving the investor a more accurate measure of the terminal value of an investment.
老师，选项A表达的是什么意思？
