where RPt is the return of the portfolio at time t, RMt is the return of the market portfolio at time t, and RF is the risk-free rate, which is constant over time. Suppose that α=0.008, β=0.977,σ (M)=0.156, and σ (P)=0.167 What is the approximate coefficient of determination in this regression?
A0.913
B0.834
C 0.977
D0.955
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