We know the following expected returns for stocks A and B, given different states of the economy: State (s) Probability Eras) E(Tb,s) Recession 0.2 -0.03 0.05 Normal 0.5 0.12 0.08 Expansion 0.3 0.2 0.12 - Attemp Part 1 What is the expected return for stock A? 3+ decimals Save - Attempt Part 2 What is the expected return for stock B? 3+ decimals Part 3 What is the standard deviation of returns for stock A? 3+ decimals Save Part 4 What is the standard deviation of returns for stock B? 3+ decimals Save