Return 1 Sarah is looking at her prospects of selling her investment she made 5 years ago, below is the details of her average returns for the last 5 years. Annual Rate of Year 0 8% 2 9% 3 7% 4 -10% 5 6% a) Calculate the Arithmetic Average. b) Calculate the Geometric Average. Sara Also holds stocks of XYZ Corp. and wants to find out the Risk and return with the following details below: Rate of Return Probability 20% 0.2 10% 0.3 8% -29 0.2 mo-> 0.1 -89 0.2 c) Calculate the Expected return of XYZ Corp. for Sara. d) Calculate the Standard Deviation of XYZ Corp