You Are Considering Investing in a Firm That Has the Following

Multiple Choice

You are considering investing in a firm that has the following possible outcomes: Economic boom: probability of 25%; return of 25%
Economic growth: probability of 60%; return of 15%
Economic decline: probability of 15%; return of -5%
What is the standard deviation of returns on the investment?

A) 84.75%
B) 15.28%
C) 12.47%
D) 9.21