for the two investments (where m1 = 5.7193% per year, s1=7.6112% per year, m2=3.284% per year, s2 = 22.748% per year),

what are the return risk position if correlation coefficient 0.175975

w1

w2

mean

s.d

if risk rate =2% What is the respective mean return from a combination with a beta of (a) 0.3 and (b) 0.7?