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    Question

    src="https://www.ixambee.com/questionimage/Chapter/1723627750-DEPR-5-10.JPG" alt="" /> 
    A a Correct Answer Incorrect Answer
    B b Correct Answer Incorrect Answer
    C c Correct Answer Incorrect Answer
    D d Correct Answer Incorrect Answer

    Solution

    The standard deviation of a random variable cannot be negative. Standard deviation measures the dispersion or spread of the distribution and is always a non-negative value.

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