The expected return and standard deviation of a portfolio that is 50 percent invested in 3 Doors, Inc., and 50 percent invested in Down Co. are the following: 3 Doors, Inc. 14% Expected return, E(R) Standard deviation, o Down Co. 12% 34 What is the standard deviation if the correlation is +1? 0?-1? (Do not round intermediate calculations. Enter your answer as a percent rounded to 2 decimal places. ) Standard Deviation Correlation +1 Correlation 0 Correlation-1