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9 A portfolio was created by investing 25% in stock A, and the balance in stock B. The standard deviation of returns is 0.15

9 A portfolio was created by investing 25% in stock A, and the balance in stock B. The standard deviation of returns is 0.15 for stock A and 0.10 for stock B. If the correlation coefficient is 0.4, what is the portfolio's standard deviation? Write your answer in non-percentage, and in 4 decimal places (e.g., 0.1269) (1 Point) Enter your answer

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