Using the following information, calculate the expected return and standard deviation of a portfolio with 50 percent in ABC and 50 percent in DEF. Then calculate the expected return and standard deviation of a portfolio where you invest 40 percent in ABC, 40 percent in DEF, and the rest in T-bills with a return of 3.5 percent.

State of the Economy	Probability	ABC Stock Return (%)	DEF Stock Return (%)
Depression	0.1	-5	-7
Recession	0.2	-2	2
Normal	0.4	5	6
Boom	0.3	10	15