Below you see scatterplot (with the line of the best fit) for monthly returns on the stock of Bank of America (BAC) versus returns on the SP500 Index.

1. Determine beta of equity of BAC
2. If market excess return is equal to -10%, estimate expected return on the equity of BAC

BAC VS. SPY Weekly. past 150 weeks +30% +20% +10% BAC 0% -10% Y = -1.5 +2.6*X -20% -30% -40% -50% -10% -5% 0% +5% +10% +15% SPY