Question 4 0.33 pts NFLXZ historical returns are -0.01, 0.04 and 0. What is the expected return? Type your answer as decimal (i.e. 0.052 and not 5.2%). Round your answer to the nearest four decimals if needed. D Question 5 0.33 pts TSLAZ had returns of 0.11, 0.01, 0 and -0.1 during the last four "periods". Can you calculate the standard deviation of the returns? Type your answer as decimal (i.e. 0.052 and not 5.2%). Round your answer to the nearest four decimals if needed