Use the following information to calculate the expected return and standard deviation of a portfolio that is 30 percent invested in 3 Doors, Inc., and 70 percent invested in Down Co.: (Do not round intermediate calculations. Enter your answers as a percent rounded to 2 decimal places.) Expected return, E(R) 3 Doors, Inc. 18% Down Co. 11% Standard deviation, o Correlation 38 40 0.23 Expected return % Standard deviation %