Given the following information, what is the standard deviation for this stock? (Hint: you'll need to find the expected return first) Probabilities: Recession:0.3 Normal:0.45 Boom:0.25 Returns: Recession:12% Normal:8% Boom:-16%

		11.21 percent
		9.85 percent
		12.87 percent
		10.75 percent
		9.22 percent