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1     Consider the followingreturns:Year End Stock     Y Realized Return Stock      Z Realized Return2004                 -14.6%   0.2%2005                 4.3%                             -3.2%2006                 -58.1% -27.0%2007                 71.1%                           27.9%2008                 17.3%                           -5.1%2009                 0.9%                             -11.3%Calculate the variance and expected return on a portfolio thatis made up of equal investments in Stock Y and Stock Z stock.
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