Paulie invested $60,000 in ABC Corp. and $40,000 in DEF Corp. the return percentages of ABC Corp. and DEF Corp. will vary as shown in the information below:

State of Economy	Probability of State	ABC Return	DEF Return
Boom	30%	10%	8%
Good	20%	8%	8%
Poor	30%	6%	7%
Bust	20%	-8%	7%

What is the expected return of Paulies investment?

Group of answer choices

6.95%

5.42%

5.88%

9.12%

Same facts as above: what is the standard deviation of Paulie's investment?

Group of answer choices

0.17%

3.04%

2.68%

4.09%