Which of the Following Is True of the Standard Deviation

question 16

Multiple Choice

Which of the following is true of the standard deviation?

• A)The standard deviation is a measure of relative changes of two random variables.
• B)The standard deviation is the square root of variance.
• C)The standard deviation is the expected value of the squared demeaned return.
• D)The value of standard deviation ranges between -1 and 1.

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