You have a portfolio with a standard deviation of 20% and an expected return of 17%. You are considering adding one of the two stocks in the following table. If after adding the stock you will have 20% of your money in the new stock and 80% of your money in your existing portfolio, which one should you add?

	Expected Return	Standard Deviation	Correlation with Your Portfolio's Returns
Stock A	13%	26%	0.4
Stock B	13%	19%	0.5

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Part 1

Standard deviation of the portfolio with stock A is

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