Given the following probability distribution, what are the expected return and the standard deviation of returns for Security J? State Pi ri 1 0.5 16% 2 0.1 3% 3 0.4 13% Group of answer choices 13.00%; 4.37% 14.00%; 4.07% 12.00%; 4.67% 12.50%; 3.47% 13.50%; 3.77%