A portfolio has 40% of its value in IBM shares and the rest in Microsoft (MSFT). The volatility of IBM and MSFT are 40% and 30%, respectively, and the correlation between IBM and MSFT is -0.3. What is the standard deviation of the portfolio?

A) 19.17%
B) 18.16%
C) 22.20%
D) 20.18%


Answer: D

Business

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