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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) Standard deviation, o Correlation 3 Doors, Inc. 18% 38 Down Co. 11% 40 23 % Expected return Standard deviation %