There is a 33.10% probability of a below average economy and a 66.90% probability of an average economy. If there is a below average economy stocks A and B will have returns of 2.80% and 18.30%, respectively. If there is an average economy stocks A and B will have returns of 12.70% and -2.60%, respectively. Compute the:

Expected Return for Stock A:

Expected Return for Stock B:

Standard Deviation for Stock A:

Standard Deviation for Stock B: