Using the following information, calculate the expected return and standard deviation of a portfolio with 50 percent in Pina and 50 percent in Grouper. (Round intermediate calculations to 4 decimal places, eg. 31.212567 and final answers to 2 decimal places, eg. 14.51\%.) Calculate the expected return and standard deviation of a portfolio where you invest 40 percent in Pina, 40 percent in Grouper, and the rest in T-bills with a return of 1.60 percent. (Round intermediate colculations to 4 decimal ploces, es. 31.212567 and final answers to 2 . decimal places, ey 14,51\%d