Which excel formulas are used?

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Feasible Portfolios Stock c Correlation mathx: c 11.0% 180% 1 .oooo 0.1554 0.1861 c 31.79% 47.46% 8343% 0.1554 1.0000 0.1654 a. Calculating the expected return and standard deviation of the portfolio WA wc Expected retum, r c Portfolio's variance, dp Portfolio's standard deviation o c 0.1861 0.1654 1.0000 17*B6 w 10% Formula 15*B4 + 31.79% 47.46% 83.43% #NIA 16*B5 + 60% 31.79% 0.190740 30% 47.46% 0.142380 83.43% 0.083430 The values in this t 10%