An investment strategy has an expected return of 10 percent and a standard deviation of 7 percent. Assume investment returns are bell shaped. a. How likely is it to earn a return between 3 percent and 17 percent? (Enter your response as decimal values (not percentages) rounded to 2 decimal places.) b. How likely is it to earn a return greater than 17 percent? (Enter your response as decimal values (not percentages) rounded to 2 decimal places.)

c. How likely is it to earn a return below 4 percent? (Enter your response as decimal values (not percentages) rounded to 3 decimal places.)