You have been given the following predictions about the return on a stock investment:

Economy	Probability of State of the Economy	Return
Severe recession	.10	(.20)
Mild recession	.30	(.10)
Normal growth	.40	.20
Boom	.20	.30

a. What is the stocks expected return? (Rounding: Do not round intermediate calculations. Enter your final answer as a decimal with four decimal places, e.g., if your answer is 9.5%, you would enter .0950.)

b. What is the stocks standard deviation? (Rounding: Do not round intermediate calculations. Enter your final answer as a decimal with four decimal places, e.g., if your answer is 9.5%, you would enter .0950.)