Expected return and standard deviation.

Use the following information to answer the questions.

State of Economy		Probability of State		Return on Asset D in State		Return on Asset E in State		Return on Asset F in State
Boom		0.34		0.07		0.29		0.17
Normal		0.54		0.07		0.19		0.13
Recession		0.12		0.07		0.24		0.05

a.What is the expected return of each asset?

b.What is the variance of each asset?

c.What is the standard deviation of each asset?