Using EXCEL's Text Box feature, explain why the envelope portfolios may or may not be on the efficient frontier? Variance-covariance matrix Means Asset Port. 1 Investment Port. 2 Investment Stock B Stock C Stock D Stock E Stock F Stock G Stock A 0.0012 Stock A 0.0014 0.0016 0.0006 0.0015 0.0018 0.0010 Stock A 0.0298 0.0084 0.0117 0.0048 0.0035 0.0051 0.0014 0.0016 0.0006 0.0084 0.0141 0.0062 0.0114 0.0139 0.0052 0.0023 0.0049 0.0040 0.0117 0.0114 0.0042 Stock B Stock C Stock D Stock E Stock F Stock G 1.7464% 10.1371% 2.1050% 5.6638% 3.5902% 5.9429% 1.5438% Stock B Stock C Stock D Stock E Stock F Stock G $350 $900 $700 $850 $375 $625 $400 $500 $400 $700 $600 $800 $900 $1,000 0.0048 0.0052 0.0023 0.0058 0.0020 0.0023 0.0015 0.0018 0.0010 0.0035 0.0062 0.0020 0.0042 0.0040 0.0065 0.0031 0.0031 0.0024 0.0051 0.0049 0.0023 Using EXCEL's Text Box feature, explain why the envelope portfolios may or may not be on the efficient frontier? Variance-covariance matrix Means Asset Port. 1 Investment Port. 2 Investment Stock B Stock C Stock D Stock E Stock F Stock G Stock A 0.0012 Stock A 0.0014 0.0016 0.0006 0.0015 0.0018 0.0010 Stock A 0.0298 0.0084 0.0117 0.0048 0.0035 0.0051 0.0014 0.0016 0.0006 0.0084 0.0141 0.0062 0.0114 0.0139 0.0052 0.0023 0.0049 0.0040 0.0117 0.0114 0.0042 Stock B Stock C Stock D Stock E Stock F Stock G 1.7464% 10.1371% 2.1050% 5.6638% 3.5902% 5.9429% 1.5438% Stock B Stock C Stock D Stock E Stock F Stock G $350 $900 $700 $850 $375 $625 $400 $500 $400 $700 $600 $800 $900 $1,000 0.0048 0.0052 0.0023 0.0058 0.0020 0.0023 0.0015 0.0018 0.0010 0.0035 0.0062 0.0020 0.0042 0.0040 0.0065 0.0031 0.0031 0.0024 0.0051 0.0049 0.0023