there is a 21.7% probability of a below average economy in at 78.3% probability of an average economy. If there is a below average cannabis stocks AMD will have returns of .2% and 4.8%, respectively. If there is an average economy stocks AMV will have returns of 19.10% in 3.9%, respectively. Compute the: a) expect in return for stock a. b) expected return for stock B. c) Standard deviation for stock a. d) Standard deviation for stock B