Question: The correlation between Cisco Systems, Inc's (Ticker: CSCO) returns and Dry Ships, Inc's (Ticker: DRYS) returns is 0.1324783. Cisco Systems, Inc has a variance of

The correlation between Cisco Systems, Inc's (Ticker: CSCO) returns and Dry Ships, Inc's (Ticker: DRYS) returns is 0.1324783. Cisco Systems, Inc has a variance of returns of 0.0058024 while Dry Ships, Inc has a variance of returns of 0.0350254. Calculate the standard deviation of returns for a portfolio consisting of 62 percent Cisco Systems, Inc stock and 38 percent Dry Ships, Inc stock.

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