Roenfeld Corp believes the following probability distribution exists for its stock. What is the coefficient of variation on the company's stock? Do not round your intermediate calculations.

State of the Economy		Probability of State Occurring		Stock's Expected Return
Boom		0.19		25%
Normal		0.50		15%
Recession		0.31		5%

a. 0.4292

b. 0.5050

c. 0.6565

d. 0.4545

e. 0.6060