Jennifer, a close family friend has approached you to help her determine which of the two common stocks she should invest in. Proven Limited Scotia Investment Probability Return Probability Return 0.125 18.5% 0.20 -15% 0.350 9.75% 0.20 16% 0.525 36.0% 0.30 17% 0.30 -8% Required: a) Calculate the expected returns of the Proven Limited Stock (2.5 marks) b) Determine the risk (standard deviation) and return of the Proven Limited Stock