(a) Using the Fama-French 3-factor model and the data provided in the Excel file included with this exam, compute Shake Shack’s (SHAK) market, SMB and HML beta coefficients and briefly explain the role of each.(b) Briefly discuss the role of alpha (?) in the active management of stock portfolios. Would a portfolio consisting entirely of SHAK have generated positive alpha during the period covered by the regression results? Explain.