To estimate the CAPM model rA,trf,t=A+A(rMArf,t)+eA,A, for Apple inc, we use the simple return (percentage) calculated using the dally Yahoo Finance adjusted close prices, and the corresponding risk-free rate and market excess return from the FF Factors data provided in the model's file. For the period January 1,2019 to December 31,2022 , the estimated A is closest to the model R2 is closest to 6. For the same period, the estimated MKT for the FF 3 factor model rA,rf,t=A+MKT(rM,Arf,t)+SMBSMBt+BMLHMLt+eA,t is closest to and the model R2 is closest to