How to find Wamzn . Wsubx and Wf ? AMAZN: E(R)= 0.019608382STD DEVIATION=0.148507626 SBUX: E(R)= 0.017832155STD DEVIATION=0.092657323 CORRELATION COEFFICIENT (AMZN, SBUX) = 0.25097946 COV (RAMZN, RSBUX) = CORR* SAMZN*SSBUX = 0.250979*0.145976*0.092657 = 0.0033737 risk free asst is 0.5%
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