Question 2 10 pts What is the standard deviation for a stock that has a 30% chance of returning - 10%, a 40% chance of returning 0%, and a 30% chance of returning +20%? (Enter your answer in decimal form, for example, 0.080 for 8.0%) Question 3 10 pts In the past 3 years, stock ABC experienced annual returns of -1%, +6%, and +4%. ABC's expected return is ___ and its standard deviation is 3.7%; 2.9% 3.0%;3.6% 3.7%; 3.6% 3.0%;2.9%