Question: Using the data in the following table calculate the volatility (standard deviation) of a portfolio that is 76% invested in stock A and 24% in
Using the data in the following table calculate the volatility (standard deviation) of a portfolio that is 76% invested in stock A and 24% in stock B.
| 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | |
| Stock A | -9% | 18% | 9% | -8% | 1% | 9% |
| Stock B | 29% | 28% | 16% | -9% | -7% | 31% |
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