Security Fhas an expected retum of 155 percent and a standard deviation of 20 percent per tal Security has an expected teturn of 214 percent and a standard deviation of 45 percent per year What is the expected return on a portfolio composed of 30 percent of security and 70 percent of security ? (Do not round the intermediate calculations. Round the final answer to 2 decimal places) Expected return of the portfolio b. If the correlation between the returns of security Fand security GIS 075, what is the standard deviation of the portfolio described Dart (a (Do not round the intermediate calculations. Round the final answer to 2 decimal ploces) Standard deviation