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If the standard deviation of annual returns is 19.8 percent and the number of years of observation is 107, what is the standard error?
选项：

A:4.23 percent;
B:1.91 percent;
C:0.47 percent;
D:19.8 percent

发布时间：2024-05-24 19:50:55

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If the standard deviation of annual returns is 19.8 percent and the number of years of observation is 107, what is the standard error?选项： A:4.23 percent; B:1.91 percent; C:0.47 percent; D:19.8 percent

If the standard deviation of annual returns is 19.8 percent and the number of years of observation is 107, what is the standard error?
选项：

A:4.23 percent;
B:1.91 percent;
C:0.47 percent;
D:19.8 percent