Company Exelon INSTRUCTIONS: The table below shows a brief history of daily percentage Royal Dutch Shell returns for four well-known energy companies as well as the S&P 500 (which ExxonMobil we will use as the market portfolio). In thespace provided, calculate the Solar City betas for each of the four energy companies over this period. This is not an important assumption, but you may assume that therisk-free rate is zero. S&P 500 Exel on (EXC) Royal Dutch Shell (RDS) ExkonMobil CKOMO Solar City (SCTY) Date -1.72% -2.80% 2.38% -4.16% -1.48% 9/13/2016 -0,06% 0.21% -1.16% -0,72% -1.00% 9/14/2016 1.01% 1.60% 0.19% 0.57% 1.24% 9/15/2016 0.53% -1.55% -1.23% 2.34% 9/16/2016 -0.38% 0.98% 0.72% -0.24% -1.54% 0.00% 9/19/2016 9/20/2016 0.03% 6.50% -0.73% -0.91% 1.54% 1,09% 2.77% 2.00% 0.92% -0.11% 9/21/2016 0.29% 2.07% 9/22/2016 0.65% 1.06% 1.55% -1.19% -1.39% -0.11% 2.83% 9/23/2016 -0.57% 9/26/2016 -0,86% 0.06% -1.21% -0.47% 3.85% 0.64% 1.84% -0.73% 0.22% 0.05% 9/27/2016 9/28/2016 0.53% -0.50% 3.67% 4.40% 2.45% 9/29/2016 -0.93% -2.12% 1.56% -0.51% -3.91% 9/30/2016 0.80% 0.00% 0.19% 0.95% -0.61% 10/3/2016 -0.33% -1.56% 1.06% -0.26% 3.02% 10/4/2016 -0.50% -2.78% 0.81% -0.92% -1.79% 0.43% 0.85% 1.99% 0.87% 1.31% 10/5/2016 10/6/2016 0,05% -0,22% -0,75% 0,05% 2,69% 10/7/2016 -0,33% 0.37% 0.35% -0.34% 4.25% 0,46% 0.99% 2.07% 1.96% 4.87% 10/10/2016