Q2: Find the expected return, the standard deviation and the variance of the bellow ata lah) wich has the following return during the last five years?

Q2: Find the expected return, the standard deviation and the variance of the bellow assets (a, b) which has the following return during the last five years? w year 0.6 WN - 2. 3 4 5 0.4 return ofta) return of (b) 0.15 0.11 0.12 0.09 0.1 0.06 0.06 0.09 0.09 0.11 Then find the portfolio expected return and examine the risk of the portfolio when the correlation coefficient equal (-0.7) and (0.6)