Variance and standard deviation (expected). Hull Consultants, a famous think tank in the Midwest, has provided probability estimates for the four potential economic states for the coming year. The probability of a boom economy is 13%, the probability of a stable growth economy is 18%, the probability of a stagnant economy is 46%, and the probability of a recession is 23%.

Calculate the variance and the standard deviation stock?

Investment	Forecasted Returns for Each Economy
	Boom		Stable Growth		Stagnant		Recession
Stock	30%		10%		7%		11%
Corporate bond	10%		7%		6%		4%
Government bond	9%		6%		5%		3%

What is the variance of the stock investment?

___%

(Round to five decimal places.)

What is the standard deviation of the stock investment?

____%

(Round to two decimal places.)