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Consider a portfolio that is 60% (w S ) in the S&P 500 index and 40% (w B ) in the JPM bond index. Suppose
Consider a portfolio that is 60% (wS) in the S&P 500 index and 40% (wB) in the JPM bond index.
Suppose an analyst estimates that E[rS] = 15%, s = 20%, E[rB] = 10%, B =12%, and = 0%.
1) Calculate the portfolio's standard deviation given that the correlation is zero:
2) Calculate the weighted average of the standard deviations of the S&P 500 index and the JPM bond index:
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