Calculate the standard deviation of a portfolio consisting of 40 percent stock X and 60 percent stock Y.

Round to the nearset hundredth percent. Answer in the percent format. Do not include % sign in your answer (i.e. If your answer is 4.33%, type 4.33 without a % sign at the end.)

Company	Beta	Expected Return	Variance	Covariance
X	1.8	0.18	0.30	COVX,Y = 0.080
Y	2.6	0.22	0.04