There is a 30% probability of a below average economy and a 70% probability of an average economy. If there is a below average economy stocks A and B will have returns of -3% and -4%, respectively. If there is an average economy stocks A and B will have returns of 6% and 18%, respectively. Calculate the expected returns and standard deviations of stocks A and B. Stock A Expected Return (4 decimals): Stock B Expected Return (4 decimals): Stock A Standard Deviation (4 decimals): Stock B Standard Deviation (4 decimals)