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Familiarity with random variables is essential to understand the basics of portfolio theory. Given that next assignment is about portfolio formation, you need to strengthen

Familiarity with random variables is essential to understand the basics of portfolio theory. Given that next assignment is about portfolio formation, you need to strengthen your skills in dealing with random variables. Please review and explain the significance of basic concepts about random variables, namely, the mean, the variance, the standard deviation, and the correlation?

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