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Q1 - Data of return of the stocks for six years period is given below: Year Stock Y 0.17 0.15 -0.02 -0.04 -0.09 0.18 Stock z

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Answer #1

All the formulas and calculations are shown in the below images:

a) Arithmetic mean of stocks Y and Z:

a) Arithmetic mean = ritrotrz +---+rn Arithmetic mean austor -0.02 -0.04 -0.07 2.09 +0.18 of stock Y, ry = 0.058 0.03+0.02 -0

B) Standard deviations of stocks Y and Z:

b) I Standard deviation - )+(z-7)+-- + (rm-712 Sn Standard deviation lion 1 (0:11-0.05-8) + (0.15-0.058)+(-0.02 -0.058) rela

c) Coefficient of Variation of stocks Y and Z:

c) Coefficient of variation - 1 Standard Mean deviation coefficient of varicelion of stockhy Sy - OL1897. tv 0.058 = 1.897.d)

Geometric mean of stocks Y and Z:

Geometric mcan - petro)- (1+r2). (1+r3) ---- (itin Geometric mean of stock Y, ãy (H0-17) *(1 +0-15)x11-0-02)*(1-0.04) x(1-0.0

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