Calculate the correlation coefficient (AB) for the following situation: (Round intermediate calculations and the final answer to 4 decimal place, e.g. 0.2921.) State of the economy High growth Moderate Recession Probability of occurrence 25% 20% Expected return on stock A in this state 38.0% 19.0% -5.5% Expected return on stock B in this state 55.0% 26.5% - 17.5% 55% Correlation coefficient