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Q.23. 9142 0.06 - Determine the expected return and standard deviation of a portfolio made up of 20% asset X, 40% asset Y and 40% asset Z with the data given below. Year Stock X Returns Stock Y Returns Stock Z Returns 2009 0.10 -0.05 2010 -0.05 0.10 0.15 2011 -0.07 0.12 0.20 2012 0.15 0.08 0.25 2013 0.20 0.14 0.30 2014 -0.30 0.07 -0.35 2015 0.12 0.08 0.20 CS Scanned with CamScanner